perambulator

noun
1
a device consisting of a wheel on a long handle, which is pushed along the ground to measure distances
مسافت‌سنج, چرخ مسافت‌سنج, چرخ متر, مترچرخ, چرخ اندازه‌گیری مسافت
2
a pram(= a small vehicle on four wheels for a baby to go out in, pushed by a person on foot)
کالسکه بچه, کالسکه چهارچرخ