When did the train come into use?

这火车什么时候开始使用的？

When did telephone first come into use?

什么时候电话首次得到应用的？

I really hope it doesn't come into use.

我真的不希望这个系统会投入使用。

The new car will come into use next month.

这个新车会在下个月投入使用。

Now IC card telephones have come into use.

现在IC卡电话已投入使用。