Pan Am smile

名词 n.

英文释义

名词 n.
  1. A smile that involves only the mouth, and not the entire face.
    — Compared to the women with the Pan Am smiles, those displaying the Duchenne smiles were significantly more likely to be married, stay married, be happier, and be healthier throughout their lives.

词形变化

Pan Am smiles plural Pan-Am smile alternative

词源

Named after Pan American Airlines (later Pan Am), which had a policy requiring flight attendants to always smile when interacting with customers.
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