在计算机启动后，Anacron将检查应当运行的作业，并且如果有必要的话，将运行它们。

When the computer starts, Anacron checks for jobs that should be run and, if necessary, runs them.

youdao

让事情简单化(如果有必要，就记住要点)，并且找到最简单最有效的途径去解决。

Keep things simple (jot down bullet points if it helps) and figure out the simplest, most effective way to move forwards.

youdao

并且，如果有必要，换上干燥的衣服。

And, if necessary, changing into dry clothes.

youdao