Bioxyl
氯化氧铋
🗣️ 情景例句
Well, I guess. He does look a lot like Richard,
嗯 ，有点像。他确实很像Richard。
Excuse me? I didn't hear what you said.
对不起，我没有听清你说的话。
it is extremely difficult to estimate the true value of the services which people perform for us.
但要估算别人为我们为所提供的服务的价值却是极其困难的。