Operation research and synthesis
[经] 经营业务的综合研究
🧩 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
and
[ənd, ən,ænd]
conj. 和，与;而且;于是，然后;因此;
🗣️ 情景例句
Thank you for reminding us that you will be in town next Wednesday and would like to discuss your printing services with Ms. Smith.
谢谢你告诉我你下同周三将到达达镇上并希望与史密斯夫人讨论有关印刷服务问题。
I'm sorry, but I didn't understand your question. Could you please restate it?
对不起，你的问题我没有理解，请你再说一遍好吗？
A huge iceberg was suddenly spotted by a lookout.
突然，了望员发现一座冰山。