Steppingstone
n. 踏脚石，达到目的的手段
🗣️ 情景例句
I can speak Shanghai dialect other than Cantoness.
除了广东话，我还能讲上海话。
I will try, but no promises.
我会试试看，但是不敢保证。
The rise to fame was swift.
这一家迅速出了名。