So let me make one thing clear.

所以，让我把话讲清楚。

youdao

I want to make one thing clear.

我要澄清一件事。

youdao

Before you do so, let me make one thing clear.

在你这样做之前让我把一件事解释清楚。

youdao

Let me make one thing very clear.

我先声明一件事

耶鲁公开课 - 基础物理课程节选

The fog of data did make one thing clear: the crater alone was worth the trip.

NEWYORKER: The Martian Chroniclers

Before I go any further, I ought to make one thing clear.

BBC: Should job-hogging over-50s all resign?

But let's make one thing clear: If Orlit wish to instruct their lawyers to go to court then we will defend our position vigorously.

BBC: Rangers say Orlit claim is not 'legitimate'