It is high time that we took some measures to protect the wild animals.

是我们采取措施保护野生动物的时候了。

It is high time that we changed this useless rule!

我们早该把这条没用的规矩改掉了！

It is high time that we cultivated a good habit and get everything done before it is too late.

是时候养成一个好习惯，趁一切都还来得及了。