дренировать in English:

It's money down the drain.

Military spending is a huge drain on the country's resources.

Do not rinse the pasta after draining it unless it's to be used for a cold salad.

I have been draining a pasta since 5 minutes

The drain got blocked.

No, you may not put the colander on your head; you can be an astronaut after I drain the pasta.

Lightly weigh the tofu down, leave it for about 20 minutes then drain.

We drained the swimming pool.

Before we start building we need to drain soil here.

Uncle Vernon drained his teacup, glanced at his watch, and added

You will need to drain the central heating system before you replace the radiator.

The goverment decided to drain the marsh so as to build a car park

After the storm, the drain is always full.

This shows that we are taking third countries' concerns about brain drain seriously.

Hey, Ken'ichi, come along that drain pipe. I'll pull you up.