I don't want to lose touch with you.

我不想与你失去联系

In my job one tends to lose touch with friends.

从事我这种工作的人往往会与朋友们失去联系。

Did you lose touch with your good friends?

你和你的好朋友失去联系了吗？

Let us not lose touch with reality.

我们不要脱离现实。

Many people lose touch with what they want.

很多人在这一点上迷失了方向。

The old man began to lose touch with reality.

这老人开始与现实脱节。