ㄐㄩˇㄕㄡˇㄊㄡˊㄗㄨˊjǔshǒu‑tóuzú

举手投足
  1. 泛指一舉一動 舉手投足顯得文雅」。

lit. to lift a hand or move a leg (idiom)​; very easy, no effort at all