並前往https://books.google.com.tw/books?id=O8Iju32XRbYC&pg=PR8&lpg=PR8&dq=youtube+ios&source=bl&ots=SKL0Pk9sUB&sig=ACfU3U3H3ncqVGQu31kmKjZIIhDxmIf46A&hl=zh-TW&sa=X&ved=2ahUKEwjuyJ_D7J-AAxUXCbkGHbcHD8YQ6AF6BQi-AhAD