Frannie shushed her with a forefinger to the lips.

弗兰妮把食指放在嘴唇上让她保持安静。

《柯林斯英汉双解大词典》

"How about the lips?" he inquires.

“嘴唇怎么样？” 他询问道。

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Here is the song "Lips" by the British band Micachu and the Shapes which also performed at the festival.

VOA: special.2009.04.03

But the smile isn't the lips.

但是笑不是嘴唇

耶鲁公开课 - 死亡课程节选

Unalterable shall be what I may bring into being, Neither recalled nor changed shall be the command of my lips."

我所创造的事物永不得更改，一言既出，永不召回或更改“

耶鲁公开课 - 旧约导论课程节选

Her thin little face, which had used to look creamy, was peaky, blue around the lips.

NEWYORKER: She��s the One

But now, the word default is on the lips of every municipal bond investor.

FORBES: Yankee Stadium Parking Garage Bonds Are Among Shaky Muni Bonds

The question will be left hanging on the lips of a million Friends fans on Sunday.

BBC: News | Entertainment | Wedding clanger ends in Friends cliffhanger