Ethyloic-
[化] 羧甲基; 侧链上的羧甲基
🗣️ 情景例句
Please, after you.
你先请。
I give you an inch, and you take a yard.
你太得寸进尺了。
The woman immediately behind the two cars happened to be a learner.
紧跟其后的一辆车上的司机碰巧是个初学者，