Maybe it will rain tomorrow.

也许明天会下雨。

Mabe it will rain tomorrow.

也许明天会下雨。

Belike it will rain tomorrow.

可能明天会下雨。

He thinks it will rain tomorrow.

他认为明天会下雨。

Perchance it will rain tomorrow.

也许明天会下雨。

Ten to one it will rain tomorrow.

十之八九我们明天会下雨。

I estimate it will rain tomorrow.

我估计明天会下雨。

It is probable that it will rain tomorrow.

明天很可能会下雨。

It is possible that it will rain tomorrow.

明天可能会下雨。

They estimate that it will rain tomorrow.

他们预计明天会下雨。