keep up appearances
US /kiːp ʌp əˈpɪr.ən.sɪz/
UK /kiːp ʌp əˈpɪr.ən.sɪz/
1.
维持体面, 装门面
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.
尽管经济拮据，他们还是努力为孩子们维持体面。
•
She always dresses well to keep up appearances, even when she's feeling down.
她总是穿戴整齐以维持体面，即使心情不好也是如此。