O-carbamyl-l-serine
[医] 邻氨基甲酰-ι-丝氨酸
🧩 词语组成解析
n. [化]氨基甲酰
[化] 丝氨酸\\n[医] 丝氨酸, 羟基丙氨酸
🗣️ 情景例句
That's good, I thought I was late.
太好了，我还以为我来迟了呢。
He is pinned down by the demonstrators.
他被示威的队伍给钉住了。
Imagine a pen attached to the weight in such a way that its point rests upon a piece of paper on the floor.
假定把一支笔拴在重物上，笔尖落在地板上的一张纸上，