Ethyloic-
[化] 羧甲基; 侧链上的羧甲基
🗣️ 情景例句
In China, Spring Festival is the biggest holiday of the year, but in the west Christmas is the biggest.
中国最大的节日是春节，西方最大的节日是圣诞节。
Save while you may, no morning sun lasts a whole day.
能节俭时就节俭，朝阳难照一整天。
Take it easy, you will be all right in a couple of days.
别担心，你两天之内就会痊愈的。