ㄍㄜˋㄐㄧㄣˋㄙㄨㄛˇㄋㄥˊgèjìnsuǒnéng

各尽所能
  1. 個人自己能力做事 各盡所能毫無保留」。

each does his utmost (idiom)​, from each according to his means