沿...走, 走上
在线英汉词典

walk up的短语、例句：

walk up (usu imperative 通常用於祈使句) come and see (a circus, show, etc) 来看（马戏、 表演等）
Walk up! Walk up! The performance is about to begin. 快来看! 快来看! 马上开演了. walk up (to sb/sth) approach sb/sth 走近某人[某物]
A stranger walked up to me and shook my hand. 有个陌生人向我走来跟我握手.
She walked up to the desk and asked to see the manager. 她走到办公桌前要求见经理.