Regioselectivity
[化] 区域专一性; 区域选择性
🗣️ 情景例句
Oh, I'm so sorry.
噢， 我真难过。
If not, our repairman can come to you.
要不然，我们的维修人员可以上你那里去。
Tim is an engineer.He is working for a big firm and he has already visited a great number of different places in Australia.
蒂姆是个工程师，正在一家大公司工作，并且已经去过澳大利亚的不少地方了。