Youtube上的频道如 Leah4sci


242,000 2.48%


10,500,000 3.02%

43,200 1.36%


14,000 1.06%

1,150,000 1.48%

867,000 1.75%



66,900 1.29%

13,100 3.12%

277,000 3.32%

5,740 1.84%

20,400 3.54%

43,700 1.93%


115,000 2.01%

1,480,000 2.19%

6,980,000 0.55%