Grab a cup from the stack, but don't fill it to the brim or you'll spill it.

How to say “Grab a cup from the stack, but don't fill it to the brim or you'll spill it.” in Japanese

In Japanese

積(つ)んである中(なか)からカップを一(ひと)つ取(と)って。でも、縁(ふち)までいっぱいに入(い)れるとこぼれるよ。

Tsunde aru naka kara kappu o hitotsu totte. Demo, fuchi made ippai ni ireru to koboreru yo.

Grab a cup from the stack, but don't fill it to the brim or you'll spill it. in other languages