Perimeter function
[计] 周长函数
🧩 词语组成解析
🗣️ 情景例句
You'll learn a lot.
会增长不少见识。
She was flattered by their praise.
他们的称赞使她受宠若惊。
there is no evidence that the total amount of activity is any less.
但没有迹象表明，其活动总量有任何减少。