ㄇㄚˇㄕㄡˇshǒuˋshìㄓㄢzhān

  1. 馬首是瞻作戰士兵主將馬頭決定前進方向比喻毫無主見服從指揮跟隨他人進退不敢違背亦步亦趨

to follow blindly (idiom)​, to take as one's only guide