Clean the wound with large amounts of saline solution.

用大量生理盐水清洗伤口。

Wash the lenses in saline solution.

用盐溶液清洗镜片。

Control group was given equal normal saline solution.

对照组仅给与等量的盐水乙醇溶液。

You can buy a prefilled container or make your own saline solution.

你可以买已经预装好的盐水或者自己制作盐水。

It is completely safe provided you use the correct saline solution.

它是完全安全的，只要你用正确的盐溶液。