Q: I wear prescription eyeglasses, so I never use sunglasses when I’m outside (it’s annoying to carry two pairs). Is this bad for my eyes? 问：我戴近视眼镜，所以出门从来不戴墨镜（带两副眼镜太麻烦了）。这样会伤眼睛吗？ Shielding your eyes from sun exposure is, as far as experts are concerned, not…