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
All we have to do now is shake hands.
现在我们所该做的只是握手了。
Provided you can offer favorable quotations and guarantee delivery within four weeks from receipt of order, we will place regular orders with you.
贵方若能报优惠价并保证在收到定单后4周内交货，我方将定期订购。
You work for the Overseas Engineering Company, don't you?
你在海外工程公司上班，是吗？