Please remember - this is ultra-violet radiation, and care must be taken when using it.

请记住-这是紫外线辐射，必须谨慎使用它时。

youdao

Please remember - this is ultra-violet radiation, and care must be taken when using it.

请记住-这是紫外线辐射，必须谨慎使用它时。

youdao