Alro quaternaries
[化] 阿耳绕季盐
🧩 词语组成解析
[化] 季盐; 季铵盐类
🗣️ 情景例句
He took French leave.
他不辞而别。
Where did you go for dinner yesterday?
你们昨天去哪儿吃的饭？
No one could account for the fact that one of the boxes was extremely heavy.
其中有只箱子特别重，可谁也弄不清是怎么回事。