Youtube上的频道如 Prof Juka


247,000 1.43%

72,200 9.52%

106,000 1.24%

8,590 2.44%



7,100 7.47%


69,100 6.78%


538,000 8.31%

332,000 3.44%

364,000 3.05%



375,000 3.14%

85,300 10.27%

1,080,000 2.7%

801,000 3.01%

395,000 1.07%

342,000 1.71%

835,000 2.77%