n.(trademark) a pocket-sized stereo system with light weight earphones

1. He put on his Walkman and listened to his favorite songs while walking to school.
   他戴上隨身聽，一邊走路去學校一邊聽自己最喜歡的歌曲。
2. The Walkman revolutionized the way people listened to music on the go.
   隨身聽徹底改變了人們隨時隨地聽音樂的方式。