Pitprop
n. 坑木, 坑道支柱
🗣️ 情景例句
I think I'm a cooperative worker.
我认为我具有合作精神。
She is timid and completely at a loss what to do.
她羞臊得不知所措。
Together we repeated and repeated words and sentences.
我们一道反反复复地说词语和句子。