Carboxyl group
高中 Senior High
[机] 羧基
🧩 词语组成解析
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
If you cannot make a counter offer, then I'm afraid we can't make a deal.
如果你不还价的话,恐怕我们无法交易。
What's cooking on the stove?
炉子上煮的是什么?
After lunch Aunt Huang came in and she looked worried.
午饭后黄阿姨来了,她面带愁容。
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