歩くと

when you walk

→ 歩く
phrase Rare #26,924
when you walk 歩く (to walk) followed by と, indicating that something happens when or after walking. Depending on context, it can also mean “if you walk.”
JA: ここから少し歩くと駅があります。
EN: If you walk a little from here, there is a station.

少し歩くと博物館に着いた

After walking for a little while, I arrived at the museum.

数分歩くとわたしたちは海岸でた

After walking for a few minutes, we reached the coast.

歩くと息切れしやすいですか

Do you get short of breath easily when walking?

少し歩くと駅に出ます

A short walk will take you to the station.

少し歩くとについた

After walking for a little while, we arrived at the lake.