Tetrazene
四氮烯
🗣️ 情景例句
Well, my choice of careers.
是的， 我的事业抉择问题。
We have a small gift for you to take with you when you leave the factory.
你离开工厂时，我们有件小礼物要送给你。
Tired of sleeping on the floor, a young man in Teheran saved up for years to buy a real bed.
德黑兰的一个人年轻人由于对睡地板感到厌倦，于是积蓄多年买了一张真正的床。