Pitprop
n. 坑木, 坑道支柱
🗣️ 情景例句
Sorry, I couldn't help overhearing, did you mention something about...
对不起，我无意中听到你们的谈话，你们是不是提到...
Could you tell me where is the bus stop?
你能不能告诉我公共汽车站在哪里？
Do me the favor to put on this shirt, and this suit.
请赏个脸，把这件衬衣穿上，还有这套衣服。