Pitprop
n. 坑木, 坑道支柱
🗣️ 情景例句
Can you assist me in this matter?
这件事您能帮助我吗？
I ate peaches for breakfast yesterday.
我昨天早饭吃的是桃子。
I really ought to go and have my eyes tested.
我确实该去检查一下我的眼睛了。