Normally, such an outward display of affection is reserved for his mother.

通常，他只在他母亲前才情感外露。

《柯林斯英汉双解大词典》

Public display of affection is a common thing nowadays.

如今，在公共场合示爱是一件很平常的事情。

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Public Display of Affection is so common and varied that it's earned its own acronym, the PDA.

公共场合亲密行为很常见，也很多样化。 它已经拥有了自己的首字母缩略词--PDA。

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The display of affection comes less than a week after the pair shared a carriage at Trooping the Colour.

BBC: NEWS | UK | Prince's prize kiss for Duchess

However, she was suspended from school for "disrespectful conduct" and "public display of affection, " her lawyers wrote in the lawsuit.

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Here's the dice: In order to win the Solar Backpack we want to see a little public display of affection for Engadget, and we want you to get creative about it.

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