Thioaminopropionic acid
[医] 硫氢氨基丙酸, 半胱氨酸
🧩 词语组成解析
🗣️ 情景例句
But it's fun.
但很有趣。
He who is afraid of asking is ashamed of learning.
害怕问者耻于学。
Sure enough, Rastus arrived punctually at seven o'clock that evening.
果然，当天晚上7点正，拉斯特斯准时回来了。