to put someone or something at risk or in danger of being harmed, damaged, or destroyed使处于险境;危及;危害
He would never do anything to endanger the lives of his children.他不会做任何危及自己孩子生命安全的事。
We must be careful not to do anything that might endanger the economic recovery.我们一定要谨慎,不能做任何妨害经济复苏的事。