圆环 一百个人扒在地上围成一个圆环

loop  detail>>

圆环

angular ring annular torus annulus celestial meridian circle/roundabout cir...  detail>>

围成一个圈

all joined hands and formed a ring  detail>>

一百个人的十年

exe( 634,k)  detail>>

围成一个圈子坐着

sit in a circle  detail>>

同心圆环；圆环

donut  detail>>

一百个

hundredsof  detail>>

半圆环

doroid  detail>>

椭圆环

ellipicity ring elliptical ring oval ring  detail>>

圆环法

ring method ring residual method  detail>>

圆环类

machining allowances and tolerances for steel open die forgings on hammer-rings  detail>>

圆环面

toroidal surface torus  detail>>

圆环筛

burch grizzly  detail>>

圆环蛇

coral pipe snake; anilius scytale  detail>>

圆环锁

roller lock  detail>>

圆环体

toms  detail>>

圆环图

doughnut  detail>>

圆盘-圆环

disk-and-doughnut  detail>>