ubuntu系统：
adb shell dumpsys activity activities | sed -En -e '/Running activities/,/Run #0/p'
window系统：
方法一：
adb shell 进入，然后执行：
dumpsys activity activities | sed -En -e '/Running activities/,/Run #0/p'
方法二：添加引号
adb shell "dumpsys activity activities | sed -En -e '/Running activities/,/Run #0/p'"
方法三：
adb shell dumpsys activity | findstr Run