| 单词 | reamer |
| 释义 | reamer /ree"meuhr/, n. 1. any of various rotary tools, with helical or straight flutes, for finishing or enlarging holes drilled in metal. 2. any bladelike pick or rod used for scraping, shaping, or enlarging a hole: a pipe reamer. 3. a kitchen utensil for extracting and collecting juice from fruits, having a deep saucerlike base and in the center a grooved cone on which the fruit half is pressed down by hand. 4. Dentistry. a drill with a spiral blade, for enlarging root canals. [1815-25; REAM2 + -ER1] |
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