no charge

基本解释

You can download the binary images of the server for no charge.
您可以免费下载服务器的二进制映像。
It's both smart and polite to offer something at no charge as a gesture of courtesy or appreciation to existing customers, from free parking to an occasional thank-you gift.
这两种都是对现有客户的一种恩惠之举或者感激，是聪明和礼貌的，从免费停车到偶尔的一次答谢礼物。
For the preview period there will be no charge, but there also won't be any reliability guarantees and breaking changes are possible.
在预览阶段，这些产品不会收费，但同样也没有任何可靠性承诺，也不会提供可能的重大更新。

And the thinking part of the community would bring no charge of unfairness against this plan.
If there is no charge on the plate, these droplets will simply fall under gravity.
如果在板子上没有电荷，这些液滴就只会由于重力掉下。
麻省理工公开课 - 固态化学导论课程节选
And then there is this third species, the neutron, which has no charge.
这是第三种了，中子，不带电。
麻省理工公开课 - 固态化学导论课程节选

Tickets cost eleven dollars, but there was no charge for children younger than twelve.
NEWYORKER: Battleground America