We stayed in touch for many decades, but I lost track of him several years ago and don't even know if he's still alive.

在以后的几十年中，我们始终保持联络，但几年前我和他失去了联系，不知道他现在是否还活着。

youdao

We stayed in touch for many decades, but I lost track of him several years ago and don't even know if he's still alive.

在以后的几十年中，我们始终保持联络，但几年前我和他失去了联系，不知道他现在是否还活着。

youdao