Pentaborate
五硼酸盐
🗣️ 情景例句
in the school and loving every minute of it.
在学校 ，且乐此不疲， 时时如此。
The dinner was wonderful.
晚餐棒极了。
There was a big civil rights march through the centre of Birmingham yesterday.
昨天大规模的民权示威游行经过伯明翰市中心。