Decreasing efficiency
[经] 递减效率
🧩 词语组成解析
decreasing
[di'kri:siŋ]
adj. 减少的，渐减的;
v. （使）缩短，减小，减少( decrease的现在分词 );
🗣️ 情景例句
That can't be!
不可能！
I'd like a refund on this ticket.
我要退这张票。
What shocked him most was that the men who carried him were black.
最使他感到惊奇的是，把他运走的人都是黑人。