Optimality
[计] 最佳性
🗣️ 情景例句
But we found nearly half on them were mouldy. We can't accept them anyway.
但是我们发现差不多一半发了霉。无论如何我们不能接受。
Yes. At 3 pm.
是的，约的是下午3点。
OK! What time shall we leave?
好的！我们什么时候出发？