n. New Zealand runner who in 1975 became the first person to run a mile in less that 3 minutes and 50 seconds (born in 1952)
n. United States writer (born in 1944)
n. a shoe designed for comfortable walking
n. a light enclosing framework (trade name Zimmer) with rubber castors or wheels and handles; helps invalids or the handicapped or the aged to walk
n. 徒步者, 轻便鞋
[法] 山林巡视官
1. The dog is a great walker and loves to go outside every day.
这只狗是一位出色的散步者，每天都喜欢出去。
2. She uses a walker to help her move around after the surgery.
她在手术后使用助行器来帮助她移动。
3. Many people enjoy walking in the park as a way to relax and exercise.
许多人喜欢在公园散步，以此放松和锻炼。