I bought a us___desktop computer last Sunday.It only cost me 500yuan.

问题描述:

I bought a us___desktop computer last Sunday.It only cost me 500yuan.

I bought a used_desktop computer(用过的, 二手的桌上电脑) last Sunday.It only cost me 500yuan.

I bought a us_a__desktop computer last Sunday.It only cost me 500yuan.

I bought a【used】desktop computer last Sunday.It only cost me 500 yuan.
上周日我买了一个旧电脑 (被人用过的).我只花了500块就买到了.