Dr yabe 's trick is to use relatively small fresnel lenses-transparent and relatively thin planar lenses made up of concentric rings of prisms .
yabe博士所采用的方法诀窍就是使用菲涅耳透镜----透明和相对薄的由同心环棱镜制成的平面透镜。
It looks like a planetary tattoo designed to be seen from space , a vast set of concentric circles inscribed in the skin of southern california 's desert .
从太空遥看加州南部的沙漠,你可以观测到一个由许多同心圆组成的图案,犹如印在皮肤上的纹身一般。
At 900km across , ringed with concentric ranges of moon mountains , it is believed to be the result of the most recent giant impact in lunar history .
直径达900公里,周围环绕着成同心圆的月表山脉,该月海被认为是月亮历史上最近一次大规模撞击的产物。
Concentric rings were also part of the pattern for making bowls , helmets , masks , and other metal objects .
而那些制作金属器物如碗罐、盔甲、戏剧面具等的工匠,他们的纹身中也常常有这种同心圆的图案。
This home-my home-was a tiny castle in kent called hever , built within two concentric moats , surrounded by rolling grassy fields and thick groves of trees .