Tetrafunctional
a. [化]四功能化合物的
🗣️ 情景例句
No problems. Here's your passport, and here's your money. Have a nice day, Mr. Lu.
没问题。这是您的护照，还有您的钱。祝您愉快，陆先生。
Do not to others what you do not wish them to do to you.
己所不欲，勿施于人。
It's seven twenty.
七点二十了。