Phrasal Verb Definition Example
zero in on + discover, pinpoint I think I have zeroed in on what has been causing the problem.
zip around + move quickly from place to place I zipped around town after work today.
zone out stop paying attention He zoned out during class.
zonk out fall asleep Jill was so exhausted after taking the TOEFL test that she zonked out before dinner.
zoom in focus You need a telephoto lens to zoom in.
zoom in on + focus on something, pinpoint She zoomed in on his face while taking the picture.
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