Quadrine
[化] α-氨基丁酸; α-氨基正丁酸
🗣️ 情景例句
Do you really mean it?
说的可是当真？
She had to keep out of sight when her husband was holding a meet.
她在丈夫举行会议时只得避不露面。
the gangsters would quickly put a man out of business by destroying his shop.
歹徒们就会很快捣毁他的商店，让他破产。