Efficiencies
n. 效率, 效能( efficiency的复数形式 )
🗣️ 情景例句
Here we are.
所以我们才有缘相见。
I phoned him last Saturday.
我上个星期六打电话给他。
The bus was full. We couldn't get on.
车挤得满满的，我们上不去。