You click the button to start the secondary task and update the progress bar as it runs.

单击这个按钮，启动第二个任务，并在它运行时更新进度条。

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You click the button to start the secondary task and update the progress bar as it runs.

单击这个按钮，启动第二个任务，并在它运行时更新进度条。

youdao