Bismuthide
[机] 铋化物
🗣️ 情景例句
It's a serious matter for a lot of us.
对我们许多人来说这可是个严重的问题。
A little wind kindles, much puts out the fire.
适可而止，过犹不及。
Excuse me! Is this your bike?
打扰一下。这是你的自行车吗？