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
Oh, Lillian,
噢， Lillian，
No, I can't go to bed till she says Good night to me.
不，除非她向我道晚安，不然我睡不着。
No, Mom, said Lucy. I forgot the money!
“没有，妈妈，”露西说，“我忘记带钱了！”