Polyborane
聚硼烷
🗣️ 情景例句
Why not?
为什么不能？
Referring to your inquiry letter dated 29th September, we are offering you the following subject to our final confirmation.
关于贵方9月29日的询价信，我方就如下产品报价，以我方最后确认为准。
so it will soon be sending up four astronauts to repair it.
为此将把4名宇航员送入太空修复望远镜。