马不停蹄 mǎ bù tíng tí

DEFINITIONS

  1. unrelenting
  2. without stopping to rest

CHARACTERS

马 mǎ horse; surname; KangXi radical 187
不 bù no, not; un-; negative prefix
停 tíng stop, suspend, delay; suitable
蹄 tí hoof; leg of pork; little witch