这很有意思，但是让我们回到主题上吧。

This is interesting, but let's get back to the main issue.

youdao

让我们回到主题上来吧。

Let's get back to the main point.

youdao

让我们回到主题，有水就意味着生命。天文学家们相信，如果木卫四上确有海洋的存在，那么它便很有可能存在着复杂的生命。

In keeping with the theme that water might equal life, astronomers believe that if such an ocean exists on Callisto, it's possible that complex life might also be in it.

youdao

让我们稍后再重回到我们的主题。

Let us recur to the subject later on.

youdao

现在，让我们重新回到主题。

Now let's get back to that study.

youdao

我们越来越偏离主题了，让我们回到议事日程上来。

We are getting further and further adrift; let us return to the agenda.

youdao

现在让我们再回到原来的主题。

Now let's return to the original topic.

youdao

现在让我们再回到原来的主题。

Now let's return to the original topic.

youdao