give sb a piggyback 背在肩上
At a party, Kendall jumped on a friend for a piggyback ride.
在一次聚会上,肯德尔跳上一个朋友的背想骑一程。
You banged your son's head on the doorway while giving him a piggyback ride?
你让孩子骑脖的时候让他的头撞门墙了?
The design and implementation of a temperature-control system for a piggyback metal-melt experiment on satellite is introduced here.
针对空间应用的特点介绍了某卫星搭载金属熔化试验温度控制系统的设计与实现。
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