“biscuit cutter”的概念、定义、翻译、参考文献-科学参考

单词	biscuit cutter
释义	biscuit cutter [`bis·kǝt `kǝd·ǝr] ^{MINING ENGINEERING} A short (6-8 inches or 15-20 centimeters) core barrel that is sharpened at the bottom and forced into the rocks by the jars.
随便看	evaporativity evaporator evaporimeter evaporite evaporite pond evapotranspiration evapotranspirometer Evasé stack evection E vector even-even nucleus even function even harmonic evening gun evening star evening twilight even keel even number even-odd nucleus even parity check even permutation even pitch event event-driven monitor event horizon

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