Simetride
[化] 西美曲特; 双酰哌嗪
🗣️ 情景例句
When my grandpa is in a bad mood, he's grouchy with everyone.
爷爷脾气坏的时候，对所有的人都不满意。
When Greek meets Greek, then comes the tug of war.
龙争虎斗。
They had laboured for three years to produce this floating work of art;
瑞典人辛辛苦苦干了3年才建成这件水上艺术品，