Lactucic acid
[医] 莴苣酸
🧩 词语组成解析
🗣️ 情景例句
You don't sound very enthusiastic.
你似乎不太热衷。
What will you have for breakfast tomorrow morning?
你明天早上早餐将有什么？
It's time you went to bed.
你早就该睡觉了。