I just pay for use.

我只付钱使用。

youdao

Net surfers can use their credit cards to pay for anything from toys to train tickets.

网上冲浪者可用他们的信用卡购买从玩具到火车票的任何东西。

《柯林斯英汉双解大词典》

You pay for capacity, storage, and bandwidth as you use them.

使用它们时，您需要为容量、存储和带宽付费。

youdao

Now customers can also use their M-Pesa accounts to pay bills, make purchases or pay for services like taxis.

VOA: special.2009.11.02

And you can either, like pay a subscription for a year and then you can use it as much as you want,

你可以付一年的押金，然后你可以随便怎么用，

伦敦的蓝色自行车 - SpeakingMax英语口语达人

Now,most survive. As a result,many people have extra cattle to sell, and use the money to pay for school for their children.

VOA: special.2009.11.03

Though slightly better pay for use of new media--the issue at the center of the writers' strike--was agreed upon, the topic was largely tabled until the next negotiation.

FORBES: Magazine Article

So Samsung cannot stop Apple from using the patent: they can only demand that they pay for that use.

FORBES: Apple Samsung Patent Battle: The French Round

Merchants will pay a processing fee to PayPal, which will in turn pay Discover for use of its network.

FORBES: Discover And PayPal Join Forces In The War Against Paper Money, Banks