We aim for 80% contrast as a general rule of thumb.

我们认为的最佳的对比度是80%，这可以作为一般的经验值。

youdao

As a general rule of thumb, at every transition point, log it.

根据一般的经验，在每个过渡的地方，需要进行日志记录。

youdao

The general rule of thumb is to always create a backup before beginning.

一般的经验法则是一定要在更新之前创建一个备份。

youdao

The general rule of thumb is to always create a backup before beginning.

一般的经验法则是一定要在更新之前创建一个备份。

youdao