你需要他们，但并不是一个永久的付费列表。

You need them, but not on a permanent pay list.

youdao

如果一个应用程序在七天内维持高下载量，它就会出现在“最佳付费应用”或者是“最佳免费应用”的列表中，保证它在30天内保持流行。

If an app continues to be among the highest-downloaded over that seven-day period, it will move into either the "Top Paid" or "Top Free" lists, which cover popularity over a 30-day period.

youdao

每家零售店可以付费加入商户列表，但不可以付钱以使店名出现在具体测量结果单中；等级排序仅仅基于适合的基础。

The retailers pay a fee when they appear in the results, but they cannot pay to be included in the results; the rankings are based solely on fit.

youdao