Quartic
a. 四次的\\nn. 四次方程
🗣️ 情景例句
No. No train. Just the dress.
不 ，不加裙摆。就是这样连身套装。
It's a good thing you reminded me to take my heavy coat.
谢谢你提醒我拿我的厚衣。
It has become much cooler.
天气变得凉爽多了。