Hand lapping
[机] 手工研磨
🧩 词语组成解析
hand
[hænd]
n. 手;协助，帮助;（工具等的）把，柄;掌管;
vt. 传递，交给;搀扶;支持;
[计] 研磨, 抛光\\n[化] 研磨
🗣️ 情景例句
He's had so many colds and sore throats recently.
他最近常常感冒喉咙痛。
I can hardly wait to see the new comet.
我急不可待地要见到新彗星的出现。
I'm off on Sunday.
星期天动身。