If you get closer than the closest focusing distance of your camera (see your manual to be sure), your pictures will be blurry. Move it from the middle.
如果拍摄时相机太接近拍摄对象，低于相机的最近焦点距离(参阅手册确定)，则照片将会模糊不清。
Others make it to the sand bank in the middle but from there they are unable to move.
还有一些陷在了中间的沙滩上，寸步难行。
The middle class is feeling beleaguered: it does not want to have to move down the skill ladder, but its upward prospects are increasingly limited by competition from China and India.
中产阶级感觉到了困境：这个阶层的人既不想屈尊降贵与技术劳动阶层，但他们上升的前景却受制于中国与印度的竞争。
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