Public health officials in germany haven 't yet succeeded in pinpointing the food source behind the outbreak .

德国公共卫生官员截至目前还没有确定疫情背后的食品病源。

The investor base is quite wide with not just private pension fund managers but also municipalities , states and other public pension managers pinpointing new areas for funds overseas .

投资者基础相当广泛，不仅包括私人退休基金管理公司，还有为基金在海外寻找新领域的市、州和其它公共退休基金管理公司。