Dihydrocinchonine
二氢 金鸡纳宁
🗣️ 情景例句
What broke up their friendshop?
是什么破坏了他们的友情呢？
Sail while the wind blows; wind and tide wait for no man.
驶船要乘风，风潮不等人。
He is in his everyday clothes.
他穿着平常的衣服。