They give each other piggy-back rides.
他们轮换驮着对方。
My father carried me up the hill, piggyback.
我父亲背我上了山。
I was just piggybacking on Stokes's idea. [VERB + on]
我只是借用了斯托克斯的想法。
They are piggybacking onto developed technology. [V + onto]
他们在搭先进技术的顺风车。
👨🏻🏫 Mr. Ng 柯林斯詞典 📚 – collins.mister5️⃣.net切換為繁體中文