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
a portrait of the United States--
一幅美国的剪影--
How rude!
真没礼貌！
yet following her regular practice she had shut them before going out.
而她记得在出门买东西前，她按老规矩是把房门一一锁上的。