Naphthothiazines
三氮杂蒽
🗣️ 情景例句
Oh, no sir. We already gave you a discount on each item.
哦，不行，先生。每一件东西我们都给你打过折扣了。
Kill the goose that laid the golden egg.
杀鸡取蛋
But the chances are against it,
但这种可能性很小。