to set foot in
01
to enter or go to a place, typically with some level of significance, often implying intention or willingness to go there
Informal
例
She has set foot in many countries, but never in Asia.
02
to enter or begin involvement in a particular place, situation, or context, often implying the start of an experience or journey
Informal
例
She has never set foot in this job before, but she's eager to learn.
