Optimum performance
[化] 最佳性能最佳操作特性
🧩 词语组成解析
🗣️ 情景例句
May I make an appointment now?
现在可以预约门诊吗？
I was raised on rice in the South.
我在南方吃米饭长大。
One hour and seventeen minutes passed and we had not even covered half the distance.
1小时17分过去了，走了还不到一半路程。