争吵之后，她发誓再也不踏进那家咖啡馆。

After the argument, she vowed never to ___set ___foot ___in that café again.

这位宇航员是第一个踏上这片未探索月球区域的人，他感到无比自豪。

The astronaut felt immense pride as he was the first to ___set ___foot ___on the unexplored lunar region.

为了保护脆弱的生态系统，游客被禁止进入自然保护区的核心区域。

To protect the fragile ecosystem, tourists are prohibited from ___setting ___foot ___in the core area of the nature reserve.