Borobutane
丁硼烷
🗣️ 情景例句
We'll spend many more weekends like this.
我们以后可以多度几次这样的周末。
Don't they believe it's necessary?
他们难道不认为它是必要的吗？
Can you put me in the picture about the World Cup Football Match?
你能给我讲讲关于世界杯足球赛的状况吗？