creep up on/behindsb
—phrasal verbwithcreepverb[Iusually+ adv/prep]uk/kriːp/us/kriːp/crept|crept
tosurprisesomeone andmovecloserto them without beingseenorheard
从…后面悄悄凑上去；蹑手蹑脚地从身后靠近…
Don'tcreepup on me like that!别再那样悄没声地凑上来吓我一跳！
Wecreptup behind her andyelled"Boo!"我们蹑手蹑脚靠近她身后，大喊一声“哇！”。