Do you think this fear is warranted?你认为有必要这样害怕吗?This material is warranted ( to be ) pure silk.这块料子保证是纯丝的.The storekeeper warranted the quality of the coffee.店主保证咖啡的质量....
永远别信新科技, 等它变旧科技了后再信它.Never trust modern technology. Trust it only when it is old technology.抗氧化剂防止自由基调停的皮肤疾病和变旧 吗 ?Do antioxidants against free - radical - mediated cutaneous diseases and aging?...