| 单词 | auger |
| 释义 | auger /aw"geuhr/, n. 1. Carpentry. a. a bit, as for a brace. b. a boring tool, similar to but larger than a gimlet, consisting of a bit rotated by a transverse handle. 2. See earth auger. 3. a device consisting of a shaft with a broad helical flange rotating within a cylindrical casing to force bulk materials from one end to the other. 4. snake (def. 3a). [bef. 900; ME nauger (a nauger misdivided as an auger; cf. ADDER, APRON), OE nafogar nave-piercer (c. ON nafarr, OS nabuger, MD navegeer, OHG nabager), equiv. to nafa NAVE2 + gar spear; cf. GORE3, GARLIC] |
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