Youtube上的频道如 Aleksandra LearnBiology



100,000 4.16%






760,000 1.68%

407,000 2.39%


21,800 3.75%

355,000 3.21%

3,390,000 1.13%

3,210,000 2.78%

835,000 2.77%




137,000 1.12%


226,000 3.06%

20,400,000 2.43%

4,280,000 2.98%

10,500,000 3.02%