Quadrine
[化] α-氨基丁酸; α-氨基正丁酸
🗣️ 情景例句
I told you. He'll use any excuse to avoid math.
我说嘛 ，他就是要找各种藉口来逃避数学。
Praise no man till he is dead.
盖棺论定。
New China was founded in l949.
1949年新中国成立。