Operational efficiency
[经] 经营效率
🧩 词语组成解析
🗣️ 情景例句
It's because I have a bad cold.
那是因为我患了重感冒。
His necktie is behind the book case.
他的领带在书架后面。
was headed with a striking illustration of a lady in a state of considerable distress,
文章上方有一幅引人注目的插图，是一位表情沮丧的女子。