Unflatness
不平直度
🗣️ 情景例句
I'm sure the store has others.
我相信那家店一定还有其它的尺寸。
On the first day of the new year.
新年的第一天。
Reading about them increases our understanding without dispelling our fears.
阅读有关昆虫的书能增加我们对它们的了解，却不能消除我们的恐惧的心理。