Diboride
二硼化物
🗣️ 情景例句
But, well,
但是，嗯，
He is not a wise man who cannot play the fool on occasion.
不能偶而装疯卖傻，就不是一个聪明人。
There is a car race near our town every year.
在我们镇子附近每年都有一场汽车比赛。