Swimming and fishing were banned as a precaution .

当时作为预防措施，游泳和钓鱼都被禁止了。

Their customers may , as a precaution , also switch part of their orders to smaller rivals .

而他们的客户也应分些订单给那些小规模的供应商，也作为一种预防措施。

The park closed the campground as a precaution .

作为预防措施，公园管理部门关闭了宿营地。

As a precaution , scientists are monitoring radioactivity in the air .

作为一项预防措施，科学家正在监测空气中放射性系数。

Emergency workers were evacuated as a precaution .

作为一项预防措施，抢修人员撤离了电站。