He looked back over his shoulder.

他扭头朝后看。

《牛津词典》

He looked back at the woman for approval, but her face was unreadable.

他回头看那个女人想要得到赞同，但她面无表情。

《柯林斯英汉双解大词典》

When he looked back, he found his dad was no longer swimming.

当他回头看的时候，他发现他的爸爸已经没有在游泳了。

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In later years, he looked back at his marriage to Hadley as the happiest time of his life.

VOA: special.2011.06.19

And when he was going out the door, he looked back and said "Well,I do not see anything about that frog that is any better than any other frog."

VOA: special.2009.08.29

Before answering, agent Flannery wanted to make sure his report was up-to-date, so he went to the back of the office and looked into the cage.

VOA: special.2010.09.18

He looked back and saw an amorphous mass of tawny fur rolling beside the rails.

NEWYORKER: The Insufferable Gaucho

He heard a loud noise and when he looked back he saw "the two guys falling down", he said.

BBC: Fishermead shooting: Victim sold drugs for 'quick profit'

In his 1976 book The Dream Machine he looked back fondly on what he considered the golden age of American automaking--1946 to 1965.

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