bow one’s head and bend one’s knees—succumb; surrender ❍ 对于敌人，对于阻碍我们前进的事物不敢藐视，……或者在困难和挫折面前～，那就是二十世纪里的怕鬼的人。(何其芳《不怕鬼的故事》序) Those who dare not despise the enemy and all that obstructs our advance…or succumb before difficulties and setbacks,are ghost-fearing men of the20th century.