You'll need to lock the focus if you have an auto-focus camera because most of them focus on whatever is in the center of the viewfinder. Try it yourself.
如果您使用的是自动对焦相机，您需要先锁定焦点，这是因为大多数相机将焦点对准取景器中心的物体。
Binocular auto focus camera with marvelous effects, a masterpiece, is EASY to handle.
精心杰作双镜头自动聚焦相机使用简便，效果极佳。
The first liquid crystal layer and the second liquid crystal layer can be orthogonally aligned to achieve polarization insensitive operation of the auto-focus camera.
第一液晶层和第二液晶层可以被正交对准以实现该自动聚焦拍摄装置的偏振不敏感操作。
A Binocular auto focus camera with marvelous effects, a masterpiece, is easy to handle.
精心杰作双镜头自动聚焦相机使用简便，效果极佳。
I bought a Canon Auto-Focus camera from you last week, and now the shutter isn't working.
我上礼拜在你们那儿买了一架佳能自动相机，可是现在快门坏了。
I bought a Canon Auto-Focus camera from you last week, and now the shutter isn't working.
我上礼拜在你们那儿买了一架佳能自动相机，可是现在快门坏了。
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