While these magazine apps are often free on the iPad and iPhone, purchasing the actual issues costs extra.

尽管在iPad和iPhone上这些电子杂志通常是免费的，购买真实期刊才额外收费。

youdao

While these magazine apps are often free on the iPad and iPhone, purchasing the actual issues costs extra.

尽管在iPad和iPhone上这些电子杂志通常是免费的，购买真实期刊才额外收费。

youdao