单词	excavator
释义	excavator /ˈɛkskəveɪtə / noun 1A person who excavates an archaeological site.As Mortimer Wheeler put it 50 years ago, ‘the archaeological excavator is not digging up things, he is digging up people’.... The inscription, found by excavators from Pre-Construct Archaeology on a possible temple site in Southwark, is one of the earliest pieces of physical evidence for the name of London. The excavators interpret the site as having functioned in a Cahokia-centric trading network. 2A large machine for digging and moving earth.If you haven't already noticed, compact excavators - those mini machines weighing no more than about 6-8 tons - are getting bigger.... Earth movers, excavators, backhoes, and bulldozers rely on hydraulic fluids to lift, move, scrape, and dig. Many excavator manufacturers consider any machine weighing less than about 8 tons to be a compact.
随便看	noia noil Noilly Prat Noilly, Prat noint nointed nointer nointing noir noirish no-iron noise noise and number index noise bar noise barrier noise cancelation noise cancellation noise check noise contour noisecore noise factor noise figure noise filter noise footprint noiseful

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