tilfeldig 用英语:

They met at random.

I didn't really prepared for the party - just put on some random clothes.

The difference between a strictly quasilinear function and a quasilinear function is that, in the second case, the finite difference between two random points may be equal to zero.

A random variable is definitely a constant if the variance is zero

As a consequence of its fun factor, Tatoeba contains random bits of factual information.

The teacher chose random exercises for the test.

Some random guy gave me a hundred bucks. You don't want some random dude telling you how to live your life.

the random killing of innocent people; a random sample/selection

Yesterday, I met that random guy who looked like Tom Ellis.

My software never has bugs. It just has random features.

Maybe it's some random part in a in a game.

He chose at random a sample of people in the middle of America and asked them to send packages to a stranger in the state of Massachussetts.

there are too many random factors which make impossible grade people as they should

The goal of random drug testing is deterrence and early intervention.

Pick a few random sentences (just 2 or 3), record them, and send us the samples at team@tatoeba.org, with the title "Audio for Tatoeba in <language_name>".