翻译
star drill
- 英 [stɑ: dril]
- 美 [stɑr drɪl]
释义
- 星形钻; 十字形钻; 梅花钻; 小孔钻
英英释义
Noun
1. 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
收起英英释义
- 释义
- 英英释义