She spent fourteen years in retailing.她从事零售业长达14年。Electronic retailing has predictably become known as etailing.正如所料，electronicretailing（网络零售业务）已经被称为etailing。career opportunities in retailing零售业的职业机会...
These dams have restricted the flow of the river downstream.这些堤坝限制了河水顺流而下。Inside these zones, traffic speeds are restricted to 20 mph.在这些区域内，交通限速是20英里/小时。The problem is not restricted to the southeast.这个问题并不只存在于东南部。...
蛋白质和脂肪结合产生脂蛋白.Conjugates of protein and lipid occur as lipoproteins.不过不可吃过量, 因为太多的锌能降低高密度脂蛋白( “ 好 ” 胆固醇)的水平.Don't overdo it though. Too much zinc can lower levels of HDL, the " good " cholesterol.结果在高血压组与对照组各检验指标除高密...