concentric circles
导读：concentric circles读音音标
concentric circles意思解释
释义同心圆；
双语例句The centres of concentric circles coincide.同心圆的圆心是一个。A protractor with many
concentric circles意思解释
释义同心圆；
双语例句The centres of concentric circles coincide.同心圆的圆心是一个。A protractor with many
concentric circles读音音标
concentric circles意思解释
释义
同心圆；
双语例句
The centres of concentric circles coincide.同心圆的圆心是一个。A protractor with many co-centre circles.是一个带有很多同心圆的量角器。
