"Hiking" or "trekking" is the Engpsh term for walking or cpmbing a mountain on foot.

The term "hiking" comes from the Old Engpsh word "hican," which means "to walk or go on foot." The term "trekking" comes from the Afrikaans word "trek," which means "to journey or travel on foot."

Here are some examples of sentences using these terms:

"I love going hiking in the mountains on the weekends." (我喜欢在周末徒步爬山。)
"We're planning a week-long trek through the Himalayas next summer." (我们计划明年夏天经过喜马拉雅山脉进行一周的徒步旅行。)
"The views from the top of the mountain were breathtaking, but the hike up was tough." (山顶的风景令人叹为观止,但爬山十分艰苦。)