double lens 双透镜 ; 双镜头 ; 复透镜
double lens magnifier 双透镜放大镜 ; 双层
double convex lens [光] 双凸透镜 ; 双凸面镜
cemented double lens 双胶合镜头
Double Gauss lens 双高斯镜组 ; 双高斯镜头 ; 双高斯透镜 ; 是一种大孔径的对称型肖像散镜头
double image lens 双向透镜 ; 双像透镜
Gauss double type object-lens 双高斯型物镜 ; 高斯光束
double telecentric lens 双重远心透镜 ; 夹层
double-layer lens 双层透镜
Make sure the camera lens is at eye level or just slightly higher. Any lower and you'll look like you have a double chin.
保证相机的镜头是在你眼睛或者是稍高的水平线上，比这个水平低一点的话都会使你看起来有双下巴。
Even the simple trilobite has an eye (complete with its double lens system) that's considered an optical miracle by today's standards.
按照今天的标准，即使是简单的三叶虫，它的眼睛(完美的双镜头系统)也是一个光学奇迹。
The HS350 has a 12x optical zoom lens and, like newer camcorders, records 5.1-channel surround sound; it can double as a still camera for 10.6-megapixel shots.
HS350配备了12倍光学变焦镜头，并支持5.1环绕声录音技术。还可以作为一千六百万像素相机使用。
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