Tetrolic acid
[化] 2-丁炔酸
🧩 词语组成解析
🗣️ 情景例句
Don't be so sensitive.
别太敏感。
I have been selected as this year's recipient of the Award for Outstanding Performance.
我成为了今年的杰出表现奖的获奖人。
What are you doing, Carol?
卡罗尔，你在干什么？