at no cost
US /æt noʊ kɔst/
UK /æt nəʊ kɒst/
短语
免费, 不花钱
without requiring payment; free
示例:
•
The software update is available at no cost to existing users.
该软件更新对现有用户免费。
•
You can download the e-book at no cost from our website.
您可以从我们的网站免费下载电子书。