1、The upper part has a generally ring-shaped upper end surrounding a non-conductive central region.
第一上方部 分具有為環(huán)形的頂終端，其環(huán)繞非導(dǎo)體的中心區(qū)域。

2、It involves two simple ring-shaped devices made of copper.
它包括兩個簡單的由銅制成的環(huán)形裝置。

3、Ring-shaped light Source.
環(huán)形光源。

4、This is done by a great number of ring-shaped air jets on the bottom of the craft.
船底裝上大量環(huán)狀噴氣嘴以實(shí)現(xiàn)這一目的。

5、Mexican and Greek New Year’s traditions both involve ring-shaped cakes with goodies hidden inside.
墨西哥和希臘新年的傳統(tǒng)都涉及環(huán)形蛋糕的隱藏著好運(yùn)的東西。

6、Mexican and Greek New Year's traditions both involve ring-shaped cakes with goodies hidden inside.
墨西哥和希臘新年的傳統(tǒng)都涉及環(huán)形蛋糕的隱藏著好運(yùn)的東西。