Levul(in)ic acid
[化] 乙酰丙酸; 左旋酸
🧩 词语组成解析
🗣️ 情景例句
Sit down. Sit down.
请坐。请坐吧。
Business neglected is business lost.
玩忽事业等于丢失事业。
Slowly, she said, We were all here before you. You must wait for your turn. Do you understand?
“我们这儿个个都排在你前面。你得等轮到你才行。你懂吗？”