Retrieval efficiency
[计] 检运效率
🧩 词语组成解析
retrieval
[ri'tri:vəl]
n. 收回，挽回;检索;
🗣️ 情景例句
I don't get it.
我不懂你的话。
Where were you during the month of April last year?
去年四月份你在哪里？
They employed a few farmhands, but no one was willing to work there long.
他们雇了几个农工，但谁也不愿意在那儿长期工作下去。