Diaryl
二芳基
🗣️ 情景例句
My father is an engineer of a construction company, and mother is a doctor.
我父亲是一家建筑公司的工程师，母亲是一名医生。
The doctor said I looked worried and nervous.
医生说我看起来太忧郁和紧张了。
OK. While you're doing that I'll go and get some water.
好的。你系小树，我去弄点水来。