偷换概念的伎俩还是免了吧，老套了。谁告诉你Paint sealant是防漏水的？

来源: 于 2015-12-25 13:32:12 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

“A paint sealant is a sealant that protects cars from ultraviolet rays and acid rain. Paint sealants protect cars' finishes, and can make cars shiny. ”

摘自：https://en.wikipedia.org/wiki/Paint_sealant