Undersole
大底, 鞋底
🗣️ 情景例句
It seems so simple now.
现在事情显得很简单了。
Do you know when the next exam is?
你知道下次考试在什么时候吗？
My French isn't very good but it is enough to get by.
我的法语不是太好，但应付一下也够了。