Diboride
二硼化物
🗣️ 情景例句
I haven't ruled out the possibility.
我还没有排除期可能性。
No. That's nog good either. But give me your number and I'll call you if somebody cancels.
不。也不行。不过请你把电话号码给我，如果友人取消约会，我就打电话通知你。
'I'll write a letter soon.
“我很快会写信的。