Steppingstone
n. 踏脚石，达到目的的手段
🗣️ 情景例句
Malcolm, please.
请叫我Malcolm吧。
None so deaf as those that won't hear.
置若罔闻。
It has never been explained why university students seem to enjoy practical jokes more than else.
谁也弄不清为什么大学生好像比任何人都更喜欢恶作剧。