Every year I perform hundreds of operations free of cost through Smile Train.
每年我都通过微笑列车免费做几百个手术。
This is a quick stress reducer, and free of cost.
这是一个快速应力减速器，和免费的成本。
Customers can download the demos and try them free of cost.
客户可以下载演示和尝试，他们免费的成本。
This information is available free of cost on a number of websites.
这些信息在很多网站都是免费的。
This application is free of cost for both personal and commercial use.
这项申请是免费的费用为个人和商业用途。
While in this form, the priest can cast any healing spell free of cost.
在这个状态下牧师的任何治疗魔法都不耗魔。
The marginal cost of producing wind power is almost nothing, since the fuel—wind—is free.
因为风是免费燃料，所以风能的边际成本几乎为零。
The cost of servicing free users must be lower than the dollar value they provide.
这些服务成本必须要低于它们所能带来的美元价值才行。
Therefore, I had known the cost of being free for France.
我估量过法国自由的代价。
Thus, a free-of-cost license that prohibits commercial use is useless to open source developers.
因此，一个限制商业使用的免费许可对开源开发者是无用的。
Something may appear to be free of charge, but there may be a hidden cost.
有些东西看上去不用掏钱，但总有些隐含费用。
Cost estimates and offers of any kind shall be binding and free of charge.
应当免费提供有约束力的任何种类的费用估计和报价。
It is completely free from cost and has a full array of useful features.
它是完全免费的，从成本，并充分阵列的实用功能。
Best of all, it is free, except for the cost of a way to collect it.
除了收集它的成本，它是免费的，这是最好的。
Microorganism treatment is a method of low cost, high efficiency and pollution free.
微生物处理是一种费用低，效果好，无二次污染且操作简单的处理方法。
Is dark energy the "cost" of having free space?
暗能量是空间存在的原因吗？
Is dark energy the "cost" of having free space?
暗能量是空间存在的原因吗？
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