They offer clearer and sharper images.Many of them also have up to 20x optical zoom lens, a photo mode and fast-action mode.是什么意思_They offer clearer and sharper images.Many of them also have up to 20x optical zoom lens, a photo mode and fast-action mode.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句