Acetylenylbenzene
乙炔基苯
🗣️ 情景例句
we're prepared to meet your claim for the loss according to the contract.
我们准备按合同赔偿贵方的损失。
Readiness is all.
有备无患。
I'm sorry, Lucy.I'm afraid that I can't get up.
对不起，露西，恐怕我站不起来。