基本解释
拼音：yōu shèng wēi míng
注音：ㄧㄡㄕㄥˋㄨㄟㄇㄧㄥˊ
解释：犹言居安思危。指随时有应付意外事件的思想准备。
出处：明·陈继儒《读书镜》第二卷：“夫忧盛危明，辟邪镇恶，此皆臣子一念忠义所发，诚不可已。”
单字解释：
忧
盛
危
明
英语解释
He still said that he was prepared for danger in times of peace. It refers to being mentally prepared to deal with accidents at any time.
