Quaternary ammonium compound
[化] 季铵化合物; 四级铵化合物
🧩 词语组成解析
a. 四个一组的, 四元的, 四价的, 季的\\n[计] 四进制的, 四元的
n. 铵\\n[化] 铵
🗣️ 情景例句
Yes, honey.
是的 ，亲爱的。
So I appreciate your making time in your schedules to attend today.
因此非常感谢你们今天能够抽出时间来参加这次会议。
Bluebird, the car he was driving, had been specially built for him.
他驾驶的“蓝鸟”牌汽车是专门为他制造的。