[跟屁虫 / 跟屁蟲, gēn pì chóng, ㄍㄣ ㄆㄧˋ ㄔㄨㄥˊ]lit. bum beetle; sb who tags along; to shadow; sycophant; boot-licker; name of computer virus#68134[Add to Longdo]
[へをひってしりつぼめ, hewohitteshiritsubome](exp) there's no point squeezing your buttocks after you have farted; no use shutting the stable door after the horse has bolted[Add to Longdo]