maximum service rating
最大使用额定值
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Blogging service Tumblr and photo-sharing service 500px have also seen their iPhone and iPad apps boosted to the maximum age rating over the past fortnight.
BBC: Twitter's Vine app gets adult rating on Apple store
应用推荐
模块上移
模块下移
不移动