straight face

2018年2月9日 · by · in Idiom

(笑いをこらえて)真面目くさった顔、澄ました顔、真顔

Ex

  • The photographer asked us to keep a straight face, but the ridiculous message on his T-shirt made me laugh.
  • The two had difficulty holding a straight face at the ceremony.

Reference source

  • https://eow.alc.co.jp/search?q=%22straight+face%22
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