run for cover
迅速寻找保护，逃避危险或困难的行动
口语·描述躲避危险
英文释义
to seek protection or shelter in anticipation of danger or trouble
例句
As soon as it started raining, we ran for cover under a tree.
典故来源
源自军事或躲避危险时的本能反应，指迅速寻找遮蔽处。