1.减轻/对抗…的影响/风险

　　combat/decrease/deal with/handle the effect

　　alleviate/relieve/mitigate the risk

2.接触风险

　　defuse the risk

3.由什么导致

　　caused by/suffer from

4.升级给老板

　　escalate the issue
 to the manager

5.xx的负责人

　　person in charge of xx