Hand scraping
[化] 人工刮研
🧩 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;
scraping
['skreipiŋ]
n. 刮;擦;挖;刮擦声;
adj. 刮的;吝啬的;
🗣️ 情景例句
He had an emergency.
他有紧急事情。
Hunger fetches the wolf out of the woods.
饥饿引狼出森林。
Even if a piped water supply is safe at its source,
既使管道供水系统在水源处是安全的，