可否幫忙翻譯以下為英文?? (急!)

翻譯為英文
1、所有白色材料請不要存放在有陽光照射處，用黑色包裝袋或紙箱裝好，避免發黃！

翻譯:
1. Please make sure that all the white materials are not placed under direct sunlight. Use black packing bags or paper cartons to hold them properly in order to prevent them from turning yellow.

所有白色材料請不要存放在有陽光照射處，用黑色包裝袋或紙箱裝好，避免發黃！
翻譯為英文
All white material, please do not be stored in a sunlit place, loaded with black bags or cartons good, avoid yellow!

To avoid the the yellow stain, all white material should avoid the direct sunlight and must be wrapped or packed with black bags or carton.