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
Especially when Alexandra gave me a surprise ...
特别是Alexandra给了我一个惊喜……
What is one man's cloud is another man's sunshine.
此人乌云盖顶，彼人艳阳满天。
There is a table in the middle of the room.
房间的中央有张桌子。