- What was that?
- Oh, diesel trucks going by, it's almost morning.

3 seconds sound clip from the The Big Combo (1955) movie soundboard.

You can hear this line at 00:17:49.635 in the Blu-ray version of the movie.

Quote context

[...]

- Where'd you see it, on a letter?

- In his apartment.

- It was raining outside, and... there was a... mist on the window.

- He was writing a name on it with his finger like this... on moist glass. Alicia. And when he saw me, he rubbed it out.

- Oh, I'm so cold!

- Where is Alicia now?

- I don't know. Didn't you ask him?

- He wouldn't tell me.

- What was that?

- Oh, diesel trucks going by, it's almost morning.

- Was Brown upset when you asked him about Alicia?

- I don't know any answers! Don't touch me! Go away! Please, go away!

- You think you're the bright, respectable girl you were four years ago, you're not!

- You attempted suicide, you're under arrest! You could be sentenced to jail for six months!

[...]