step out

动词

To exit a place on foot, often for a short time. (transitive) · She opened the car door and stepped out of the car.
To date, to be in a romantic relationship. (intransitive) · They've been stepping out since he told her he was interested in a family.
To increase the length, but not the rapidity, of the step.
Hurry up; get a move on. (colloquial)

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Here, adventurous visitors can actually step out onto the massive Athabasca Glacier.

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