keep up appearances
US /kiːp ʌp əˈpɪr.ən.sɪz/
UK /kiːp ʌp əˈpɪr.ən.sɪz/

1.
den Schein wahren, die Fassade aufrechterhalten
to pretend to be happier, less poor, etc., than you really are, because you do not want people to know how bad your real situation is
:
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Despite their financial struggles, they tried to keep up appearances for their children.
Trotz ihrer finanziellen Schwierigkeiten versuchten sie, den Schein zu wahren für ihre Kinder.
•
She always dresses well to keep up appearances, even when she's feeling down.
Sie kleidet sich immer gut, um den Schein zu wahren, auch wenn es ihr schlecht geht.