hard
US /hɑːrd/
UK /hɑːrd/

1.
hart, fest
solid, firm, and resistant to pressure; not easily broken, cut, or pierced
:
•
The ground was hard from the frost.
Der Boden war hart vom Frost.
•
Diamonds are the hardest known natural material.
Diamanten sind das härteste bekannte Naturmaterial.
2.
schwierig, schwer
difficult to do, understand, or deal with
:
•
It was a hard decision to make.
Es war eine schwierige Entscheidung.
•
The exam was really hard.
Die Prüfung war wirklich schwer.
1.
hart, stark
with a great deal of effort or intensity
:
•
He worked hard to finish the project on time.
Er arbeitete hart, um das Projekt pünktlich abzuschließen.
•
It rained hard all night.
Es regnete die ganze Nacht stark.
2.
schwer, mit Mühe
with difficulty
:
•
He breathed hard after running the marathon.
Er atmete schwer, nachdem er den Marathon gelaufen war.
•
She found it hard to believe his story.
Es fiel ihr schwer, seine Geschichte zu glauben.