Значения для термина "zipping back" отсутствуют.
1 Are there giant pillow-stuffed crates zipping back and forth on cargo planes?
2 It was a one-sided conversation, zipping back and forth, barely connecting.
3 The hummingbird was back again, zipping back and forth in front of the window.
4 Hundreds of midges were zipping back and forth through the mountain passes around Mina and Mecca proper.
5 Closer to it, conditions were dangerous because men, many of them intoxicated, were zipping back and forth on snow machines.
6 Both the white balls in its two crescents were in frantic motion, zipping back and forth from top to bottom every couple of seconds.
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