Youtube上的频道如 Dein Sprachcoach


3,390,000 1.13%



37,400 6.82%

52,600 7.33%

99,000 3.23%

2,070,000 2.26%


159,000 6.48%


177,000 11.15%


34,600 3.46%




1,540,000 2.64%