Youtube上的频道如 Sgr Education



113,000 4.48%

64,600 2.81%

10,500,000 3.02%

1,020,000 3.13%



247,000 2.23%


3,390,000 1.13%

22,300 3.37%

37,100 4.2%

65,900 4.3%





137,000 2.81%

120,000 3.65%

50,700 3.35%


77,300 3.8%

1,170,000 6.77%


288,000 5.64%