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
Don't worry.
别担心。
What is the total circulation of this weekly magazine.
这家周刊总发行量多少？
Heavy iron chains around his feet and hands were fixed to a metal bar that ran round the hall about ten centimetres off the ground.
手上和脚上沉重的铁链拴在厅堂四周离地约有10厘米的金属杆上。