This variable lets you specify the current active instance to which all commands would apply.

通过这个变量，可以指定当前活动实例，所有命令将应用到此实例。

youdao

"Text string to the active document at the current cursor location."

文本字符串传递到活动文档中光标当前所在的位置。

youdao

Current user's active tasks highlighted.

当前用户的积极任务活动。

youdao

The sun is in an active phase of its current 11-year weather cycle, which scientists call Solar Cycle 24.

MSN: Big sunspot unleashes an intense solar flare

Despite that blank, the 32-year-old is joint-third in the current list of active jockeys at the Festival with 11 wins.

BBC: Mick Fitzgerald

With a focus on key topical issues such as marine pollution, exploitation and hazards, chapters range from the history of ocean management to current advances in marine science, observation and management applications, and the international agencies active in co-ordinating this work.

UNESCO: Troubled Waters