Counterbore (drill)
[化] 平底扩孔钻
🧩 词语组成解析
(用平底扩孔钻)扩孔［锪孔, 镗孔, 镗阶梯孔］, 沉孔, 埋头孔
🗣️ 情景例句
With a piece of meat on a string!
用一根绳子拴着一点肉
God sends meat and the devil sends cooks.
鲜肉由天次，劣厨乃鬼遣。
The train was traveling at 120 miles an hour.
火车时速一百二十英里。