What's the difference between excavator and track?

Excavator


Definition:

  • (n.) One who, or that which, excavates or hollows out; a machine, as a dredging machine, or a tool, for excavating.

Example Sentences:

  • (1) The only sign of life was excavators loading trees on to barges to take to pulp mills.
  • (2) To reduce the risks posed by the hazard, the report recommends that a management plan be created to determine the level of soil contamination and for managing excavated soil, and to decommission disused septic tanks to prevent the spread of contamination.
  • (3) Although only a small section of the site has been excavated, there are baths, luxurious houses, an amphitheatre, a forum, shops, gardens with working fountains and city walls to explore, with many wonderful mosaics still in situ.
  • (4) The proximal tibial metaphyses of ten New Zealand white rabbits were excavated and filled with sheets of polyvinyl alcohol, into which a suspension of B. fragilis cells was injected on the right side, while saline was used on the left side.
  • (5) For miles, only the strip of land for the track is dug up, but in places the footprint is much wider: access routes for work vehicles; holding areas for excavated earth; new electricity substations; mounds of ballast prepared for the day when quarries cannot keep pace with the demands of the construction; extra lines for the trains that will lay the track.
  • (6) And it is allowed to deal in gold not excavated from the ground according to the well-known aharia frameworks with immediate effect.
  • (7) Protected by a rusty padlocked gate, Macrinus's tomb was targeted by thieves after it was first excavated in 2008.
  • (8) The injury begins as a small nodule with a keratotic innermost part that rapidly is excavated, grows centrifugally, appearing as a new lesion, an expansion of the primary one, in the posterior higher region, with the same characteristics.
  • (9) The purpose of this paper is to present a Mediaeval skeleton of an approximately 16 year old boy, which was excavated at a Danish cemetery containing ca.
  • (10) Huang Ren Zhong's striped parasol stands out against the muddy cliff of excavated earth.
  • (11) No matter how "sophisticated" they may seem to have become, contemporary methods for bioplanimetry of the optic disc vary in precision; easily overlooked or neglected optical influences must, indeed, be taken into consideration; and, of greatest detriment to the meaningfulness of any and all such results is the fact that even "experts" have difficulty in uniformly and reproducibly indicating where the boundaries of the optic disc and its excavation actually lie.
  • (12) The dissident Gleb Yakunin excavated evidence from the KGB archives in the 1990s that fingered high-ranking priests as KGB agents, including the former head of the church, Aleksei II, and the current, Patriarch Kirill I.
  • (13) Prolonged respiratory assistance by positive pressure ventilation via cuffed tracheostomy or endotracheal tube can be complicated by mucosal erosions, tracheal stenosis, tracheomalacia, excavation of the tracheal wall with loss of tissue and tracheoesophageal fistula.
  • (14) Eleven human optic nerves from subjects in different decades ranging from the fifth to the ninth were investigated with the silver carbonate method to establish the pattern and frequency of age changes within the optic nerve head and their relationship with the glaucomatous excavation.
  • (15) Such differential mineralization points on physiological and pathological processes in bone and teeth, and is frequently conserved both in excavated skeletal remains and in cremations.
  • (16) Israel has said demolishing tunnels is the principal goal of its ground operation and it has released footage showing tunnels being demolished by excavators and air strikes.
  • (17) All these results provide a good basis for the assumption that, in glaucoma, the main factor producing restriction of the field of vision and excavations of the papilla is defective irrigation of the papillary vessels, originating in the choroid membrane, with chronic ischemia of the papilla.
  • (18) The excavation method allowed for a complete elimination of the decayed dentinal tissue down to the hypermineralized zone.
  • (19) Alfred, a student of the “father of American anthropology” Franz Boas , gathered and preserved information about native peoples and traditions in California, excavated archaeological sites in Mexico and Peru, and some years before his daughter’s birth had briefly practised as a psychoanalyst.
  • (20) Excavations in the Dakotas, prior to the closure of the Missouri River dams, yielded much information on demographics, anomalies, and epidemiological patterns for specific abnormalities in prior inhabitants of the area over several centuries.

Track


Definition:

  • (n.) A mark left by something that has passed along; as, the track, or wake, of a ship; the track of a meteor; the track of a sled or a wheel.
  • (n.) A mark or impression left by the foot, either of man or beast; trace; vestige; footprint.
  • (n.) The entire lower surface of the foot; -- said of birds, etc.
  • (n.) A road; a beaten path.
  • (n.) Course; way; as, the track of a comet.
  • (n.) A path or course laid out for a race, for exercise, etc.
  • (n.) The permanent way; the rails.
  • (n.) A tract or area, as of land.
  • (v. t.) To follow the tracks or traces of; to pursue by following the marks of the feet; to trace; to trail; as, to track a deer in the snow.
  • (v. t.) To draw along continuously, as a vessel, by a line, men or animals on shore being the motive power; to tow.

Example Sentences:

  • (1) Lucy and Ed will combine coverage of hard and breaking news with a commitment to investigative journalism, which their track record so clearly demonstrates”.
  • (2) DATA Modern football data analysis has its origins in a video-based system that used computer vision algorithms to automatically track players.
  • (3) The company said it was on track to meet forecasts for annual profit of about £110m.
  • (4) Liu was a driving force behind the modernisation of China's rail system, a project that included building 10,000 miles of high-speed rail track by 2020 – with a budget of £170bn, one of the most expensive engineering feats in recent history.
  • (5) Tracks were almost exclusively written on tour, including this jolting number, with an additional four tracks recorded in the studio.
  • (6) Both microcomputer use and tracking patient care experience are technical skills similar to learning any medical procedure with which physicians are already familiar.
  • (7) Nevertheless, Richard Bacon MP, a member of the Public Accounts Committee, who has tirelessly tracked failings in NHS IT, said last night: "I think the chances that Lorenzo will be turned into a credible and popular product are vanishingly small.
  • (8) Gerhard Schröder , Merkel’s immediate predecessor, had pushed through parliament a radical reform agenda to get the country’s spluttering economy back on track.
  • (9) That would be the first step towards banning Russia’s track team from next year’s Olympics in Rio de Janeiro.
  • (10) Piedmont’s research, which was conducted among 3,000 filmgoers and weighted to the demographics of the cinemagoing public, is not the same as the Hollywood tracking system, which delivers predictions of box-office success.
  • (11) Only two of the 31 commandos escaped; the rest were tracked down and killed.
  • (12) Latencies were increased two- to threefold, and tracking was more variable.
  • (13) However, clemastine caused a decay in subjects' performance in both Experiments I and II, but only on the tracking task.
  • (14) Burns has a successful track record of opposing fees.
  • (15) The workforce has changed dramatically since 1900 – just 29,000 Americans today work in fishing and the number of job titles tracked by the Bureau of Labor Statistics has grown to almost 600 – everything from “animal trainers” to “wind turbine service technicians” (and there are even more sub categories).
  • (16) The fact that we’re tracking towards the hottest year on record should send chills through anyone who says they care about climate change – especially negotiators at the UN climate talks here in Lima,” said Samantha Smith, who heads WWF’s climate and energy initiative.
  • (17) Facebook Twitter Pinterest Beyoncé’s last album was an iTunes exclusive, with videos for every track.
  • (18) Cameras have been set up by the zoo to track his movements and footpaths in the area closed by the county council.
  • (19) Comparison of these tracks and the Hadar hominid foot fossils by Tuttle has led him to conclude that Australopithecus afarensis did not make the Tanzanian prints and that a more derived form of hominid is therefore indicated at Laetoli.
  • (20) A lot is being expected of rookie cornerbacks Desmond Trufant and Robert Alford, but defensive co-ordinator Mike Nolan has a good track record of keeping his units competitive.