皮肤暴露在阳光下就很容易生成黑色素。The production of melanin in the skin is stimulated by exposure to the sun.雀斑不过是高浓度的黑色素.Freckles are simply concentrations of melanin.促进血液循环, 加速黑色素的分解与吸收.Promote the blood circulation, and accelerate th...
他们每天都和保姆一起在公园里散步，表现得很有教养。They go for decorous walks every day in parks with their nanny.直升飞机的探照灯来回扫射这个被封锁的公园。Helicopters with searchlights swept the park which was sealed off.放学后我带孩子们去公园野餐。I took the kids for a picnic in...
All girders shipped by rail were arranged on a flatbed rail car.由火车装运的所有主梁都安放在平板火车车皮上.Couples are breaking up a four - thousand - year - old Peruvian vase shipped UPS.夫妻感情的破裂,就象 四千年 的秘鲁古瓷花瓶被UPS快递后的结果,无法弥合.Shrimp are rais...