Operational research
出国 Abroad[经] 运筹学
🧩 词语组成解析
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
Maybe we'll all care now.
也许我们大家现在都关心起来了。
Can I have a word with you?
我能跟你谈一谈吗？
From the moment of his birth, the customs into which he is born shape his experience and behaviour.
从他呱呱坠地的时刻起，他所生于其中的风俗就开始塑造他的经历和行为规范。