Undersaturated
欠饱和的
🗣️ 情景例句
What's the damage?
多少钱？
When an opportunity is neglected, it never comes back to you.
机不可失，时不再来。
If you touch them you may break something or have an accident and hurt yourselves.
如果你用手摸它们，也许你会搞坏机器，或者会发生事故，打伤你自己。