Methylene group
[医]亚甲基
🧩 词语组成解析
n. 亚甲基\\n[化] 亚甲基
group
[ɡrup]
n. 组，团体;群，批;（雕塑等的）群像;（英美的）空军大队;
vt.& vi. 使成群，集合;
vt. 分类，归类;
🗣️ 情景例句
I made a lunch date with him and his daughter weeks ago.
几星期前我约好和他以及他女儿共进午餐。
This round table weighs about forty-five pounds.
这张圆桌子重大约45磅。
We're going to a really nice place down by the river. It's a good place for a camp and there's plenty of shade under the trees.
我们要沿河去一个很好玩的地方。那是个很好的宿营地，有很多树阴凉。