Flatness
n. 平坦, 平滑\\n[化] 平直度; 平整度; 平面度
📖 牛津释义
flatness
n [U].
🗣️ 情景例句
Don't judge people by their income level.
不要凭人的收入判断人。
You had it coming!
活该！
The brothers differ from each other in their interests.
这几个兄弟各有所好。