Ethynylbenzene
[化] 乙炔基苯
🗣️ 情景例句
That's where our difficulty lies.
那就是困难所在。
Why are you always late? You're fired!
你怎么老是迟到？你被解雇了！
My aunt Jennifer is an actress.
我的姑姑詹妮弗是位演员，