Ring expansion
[化] 杰米扬诺夫重排; 杰米扬诺夫重排作用
🧩 词语组成解析
ring
[riŋ]
n. 戒指，指环;铃声，钟声;环形物;拳击场;
vt. 形成环状;环绕;使（例如铃）响;打电话给;
vi. 按铃，敲钟;回响;成环形;
🗣️ 情景例句
Could you give me some information on your European tours?
你可以给我一些你们经办的有关欧洲旅行的资料吗？
I feel guilty because I haven't written her lately.
因为我最近没给她写信，我感觉到有罪。
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。