小女孩喜欢让爸爸背着她走路。

The little girl enjoys ___piggybacking on her dad when they walk.

这个智能家居设备通过共享你的家庭Wi-Fi网络来传输数据。

This smart home device transmits data by ___piggybacking on your home Wi-Fi network.

这家初创公司通过借助大公司的销售网络来扩大自己的市场份额。

The startup boosted its market share by ___piggybacking on the sales network of a big corporation.