Some service providers block visits made through VPNs, making their content inaccessible when a VPN is turned on. Some VPNs can slow you down, or they might restrict your bandwidth. And some VPNs rank poorly in terms of respecting user privacy and security.
某些服务提供商会阻止通过 VPN 进行的访问，从而在使用 VPN 时无法访问其内容。某些 VPN 可能会减慢您的网络速度，或者可能会限制您的带宽。并且要注意一些 VPN 在尊重用户隐私和安全方面的名声不甚良好。