Efficacity
n. 效力, 功效
🗣️ 情景例句
Could we make it tomorrow at nine?
明天9点怎么样？
I'd like to sit in the front of the plane.
我要坐在飞机前部
Bonny, take the next dirt track on the left. That will take us down into the valley.
波尼，沿着左边的下一个土路走。我们将沿路而下进入河谷。