Butoxide
[机] 丁氧金属, 丁醇金属
🗣️ 情景例句
Especially when it comes to speaking in English and fortunately or unfortunately.
特别是要用英文来演讲，不知是幸运还是不幸。
Don't be afraid he will get there on time.
不要怕他会准时到那里。
Two years later, her father disappeared, never to be heard from again.
两年后，她父亲失踪了，从此再无音讯。