每日商务英语 第692期:刮骨刀

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xyster --------- 刮骨刀（名词）

英文释义
(noun) A surgical instrument used for scraping the surface of bones.

例句
The surgical nurse carefully inspected a tray containing a set of steel scalpels and xysters.
外科护士认真检查了放着一套解剖刀和刮骨刀的盘子。