Hexynic acid
[化] 己炔酸
🧩 词语组成解析
🗣️ 情景例句
The next thing they'll see is this enlargement with the words Family Album,
他们接着看到的是U.S.A. Family Album, U.S.A.这几个放大的字。
You'll fall, if you don't take care.
你不专心的话，就会跌倒。
Why were you shouting?
你为什么大声喊？