An apparatus for taking photographs,generally consisting of a lightproof enclosure having an aperture with a shuttered lens through which the image of an object is focused and recorded on a photosensitive film or plate.

照相机一种用于拍摄照片的器械,一般由一遮光室组成,该遮光室带有一有层叠透镜的光圈,物体的影像通过它聚焦并被记录在一感光底片或感光板上

属类：综合句库--

The lens hood is used to cover up the lens.

遮光罩是用来遮盖镜头的。

属类：综合句库--

This gives the muscles of your lens and iris a chance to shift position

这就给你眼球的晶体肌和虹膜肌有换位置的机会。

属类：综合句库--

This is a long focus lens .

这是个长焦距镜头。

属类：综合句库--

-It's a video camera.-So?dude, you don't need to change the lens on a video camera

-这是摄影机-那又怎么样?伙计,摄影机不需要换镜头

属类：综合句库--

The cells of this epithelium exhibit many interdigitations with the lens fibers

这种上皮细胞同晶状体纤维呈现许多相嵌连接。

属类：综合句库--

The lens so used is referred to variously as a magnifying glass, a simple magnifier or a simple microscope

这种用途的透镜有各种不同的名称:放大镜,简单放大镜或简单显微镜。

属类：综合句库--

Just as a double convex lens enlarges, so a double concave lens reduces.

正象双凸透镜可以放大那样,双凹透镜也可以缩小。

属类：综合句库--

Be sure not to put your hand in front of the lens .

注意不要把手放在镜头前面。

属类：综合句库--

In auto operation, the desired lens aperture is selected by the user while the camera automatically and continuously controls the corresponding shutter speed between 1\2000 and 32 seconds.

自动摄影时,用者可选择所需光圈,而选举将会自动或连续地控制相机的快门速度

属类：产品说明书-操作说明-照相机(从1\2000秒到32秒)