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1·Delivery is free of charge.

免费送货。《牛津词典》

2·Tickets are available free of charge from the school.

学校有免费票。《牛津词典》

3·The leaflet is available free of charge from post offices.

小册子可免费向邮局索取。《柯林斯英汉双解大词典》

4·The marriage was a failure and they both wanted to be free of it.

这段婚姻是个失败，他们俩都想从中解放出来。《柯林斯英汉双解大词典》

5·In fact it is free of charge at the weekend.

事实上，在周末这是免费的。

6·Museum's special exhibition area will now be free of charge.

博物馆的特别展览区现在免费开放。

7·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。

8·NASA offers to launch CubeSats free of charge for educational and research purposes.

美国宇航局免费发射立方体卫星以供教育和研究之用。

9·Never had he been so free of worry.

他从没这样无忧无虑过。《柯林斯英汉双解大词典》

10·She retains her slim figure and is free of wrinkles.

她保持着苗条的身材，而且没有皱纹。《柯林斯英汉双解大词典》