他们终于攒够钱买了一辆真正的大男孩卡车来运货。

They finally saved enough money to buy a real ___big-boy truck for hauling goods.

哇，你自己洗车了？真是个大孩子了呢！

Wow, you washed the car by yourself? Such a ___big boy!

这家新兴公司希望能与行业内的巨头们平起平坐。

This startup aims to sit at the table with the ___big-name companies in the industry.