Replace existing categories
[计] 替换现有分类
🧩 词语组成解析
replace
[ri(:)'pleis]
vt. 替换;代替;把…放回原位;（用…）替换;
existing
[ig'zistiŋ]
adj. 目前的;现存的;
v. 存在( exist的现在分词);持续存在;
n. 分类；类别（category的复数）
🗣️ 情景例句
My grandfather is very much alive and kicking.
我的祖父还健在。
He is very hard to handle.
他很难应付。
No wonder people say that computers are taking over the world.
难怪有人说电子计算机正渐渐接管世界。