Operations research
n. <美>作业研究, 运筹学
🧩 词语组成解析
n. 运作；运营；业务操作（operation的复数）
research
['risɝtʃ]
n. 研究，追究;探讨，探测;调查;探索;
vi. 做研究;探究;（从市场调研中）得出所预测的结果;
vt. 从事…的研究，为…而做研究;
re(again)+search(to go round)→研究；调查
🗣️ 情景例句
Could you work in her place?
你能代替她吗？
Would you please hold the door open for me?
可以请你为我把门拉着吗？
Aeroplanes have the reputation of being dangerous and even hardened travellers are intimidated by them.
飞机以危险而著称，连老资格的旅行者也怕飞机。