Acetyltryptophan
乙酰氨酸
??? 情景例句
Let me just weigh it first.
請先讓我稱一稱。
Industry if fortune's right hand, and frugality her left.
勤勉是幸福的右手，節儉是幸福的左手。
We're out of the red adapters.
紅色的接頭沒貨了。