Uh, let me think for a second.

呃，让我想一想。

Uhm, let me think for a moment.

呃，让我想一想。

Umm, let me think for a moment.

嗯，让我想一想。

Let me think. Do I have any plans today?

让我想想，我今天有没有什么安排。

Emm, let me think about it for a moment.

嗯，让我想一想。

Hmm, let me think about it for a moment.

嗯，让我想一想。

Let me think. Where can we go for dinner?

让我想想，我们可以去哪儿吃饭。

Emmmm, let me think about it for a moment.

额，让我想一想。

Let me think. When was the last time we met?

让我想想，我们上次见面是什么时候？

Let me think. Did I forget to bring anything?

让我想想，我有没有忘记带什么东西。