Down at the bottom of the screen when reading an app, you have options to markasread, load in the browser, and switch from text mode to full HTML rendering mode.
当你在阅读的时候,在屏幕的底部有标记为读过,在浏览器打开,或者由文本模式转到HTML模式等选项。
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With message handling features like reply, delete, markasread, open, and dismiss right from the message preview, you have complete control over how you want to start talking.
Gmail Labs added two new experimental features: a "MarkasRead" button and a very basic script that warns if you write about attaching documents but you forget to actually attach them.