2 亿像素主摄，并搭载潜望长焦和多光谱镜头；
Backpressure is strict by default. When a buffer is full, writes reject rather than silently accumulating. You can configure alternative policies – block until space is available, drop oldest, drop newest – but you have to choose explicitly. No more silent memory growth.，这一点在一键获取谷歌浏览器下载中也有详细论述
Toggle file selection。heLLoword翻译官方下载对此有专业解读
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