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star drill的英文翻譯是什麼意思，詞典釋義與在線翻譯：
英英釋義
Noun:
-
a steel rock drill with a star-shaped point that is used for making holes in stones or masonry; it is operated by hitting the end with a hammer while rotating it between blows
star drill的用法和樣例：
例句
- The topic of this graduation design drills a bed principal axis path to drill a tongs design toward the bore.
本次畢業設計的課題是鑽床主軸徑向孔鑽夾具設計。
