Efficiency curve
[经] 效率曲线
🧩 词语组成解析
curve
[kɝv]
n. 弧线，曲线;曲线状物;弯曲物;[棒]曲线板;
vt. 使弯曲;使成曲线;使成弧形;
vi. 弯曲;弯成曲线，弯成弧形;沿曲线行进;
adj. 弯曲的;曲线形的;
🗣️ 情景例句
I have no spare time for hobbies or activities.
我没有时间去爱好什么。
It will take me several hours if I really look at everything.
如果全部参观的话，那得需要好几个小时。
You'll have to wear this hard hat for the tour.
参观时必需戴上这安全帽。