#deepfocusconcentration

中間不安插任何廣告, 希望大家都能好好享受這1小時的音樂 if you like my video, you can buy me a cup of coffee ☕ 如果喜歡我的音樂可以請我喝一杯咖啡喔~ ☕ ❤ https://ko-fi.com/bestmusic This is 1Hour of concentration with relax BGM, I tried to create this very calm & nature sounds mix ambience~ hope you ❤