Catecholborane
儿茶酚硼烷
🗣️ 情景例句
We have to advance the building of the new school.
我们必须促进新学校的建设。
How long could the buyer expect your product to last?
购买者期望你们产品的使用期是多久呢？
I think you should get a tank if you want to keep fish.
我看你要是真想养鱼的话，就该找个水箱。