If your camera is still under warranty, the best thing you can do is to take it to the nearest official Canon repair shop and Canon should fix it for free.
如果你的相机在保修期内，最好拿到最近的佳能官方维修点维修，免费的。
Whitman is among the most influential poets in the American canon, often called the father of free verse.
惠特曼是美国文坛中最伟大的诗人之一，有自由诗之父的美誉。
Whitman is among the most influential poets in the American canon, often called the father of free verse.
惠特曼是美国文坛中最伟大的诗人之一，有自由诗之父的美誉。
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