brown-nose的用法

brown-nose有谄媚者;等意思，那么你知道brown-nose的过去式是什么吗?今天一起来学习一下brown-nose的过去式以及brown-nose的用法和例句，希望对大家的学习有所帮助!brown-nose的过去式及其它时态brown-nose的过去式:brown-nosedbrown-nos