Tetraborane
四硼烷
🗣️ 情景例句
if he spends less on the cultural programs.
假如他在这文化活动上减少开支的话。
Which one would you like--this one or that one?
你喜欢这个还是那个？
Hello, Jim! May I ask you some questions?
你好，吉姆！我可以问一问题吗？