福克斯词典 \ 例句 \

凹透镜用英语怎么说？

concave lens

凹透镜

相关词汇
concave lens
concaven. 凹面，成凹形；adj. 凹的；vt. 使成凹形；
例句
In adults its contour may be straight, slightly concave or slightly convex.
成人肺其形状可以是直的, 轻微凹下或轻度突出.
lensn. 透镜，镜头，眼睛中的水晶体，隐形眼镜，汽车的灯玻璃；
例句
The camera has a 32mm lens with a maximum aperture of f/4.5 and a fixed shutter speed of 1/100sec.
这架相机有一个32毫米的镜头，最大孔径为f/4.5，固定快门速度为1/100秒。
相关好句
I bought it ready-made.
我买的是现成货。
Only a few of the nation's peasants are literate.
这个国家的农民中只有少数人能识字。
He could bluff his way through any difficulty.
他可以招摇撞骗闯过任何难关。
She bought a pair of woollen hose yesterday.
昨天她买了一双毛线袜子。
She mocked him as a country boy.
她嘲笑他是个乡下孩子。
We've lined him up to sing the main role.
我们已邀他唱主角。
He had a chronic cough.
他患了慢性咳嗽。
A lot of trade are in that store.
那商店有许多顾客。
My aunt brought up four children.
我姑姑养了四个孩子。
The parcel was directed to the wrong address.
这邮包被寄错了。