百發百中 [ㄅㄞˇ ㄈㄚ ㄅㄞˇ ㄓㄨㄥˋ; bai3 fa1 bai3 zhong4] lit. one hundred shots, one hundred hits to carry out a task with great precision to shoot with unfailing accuracy be a crack shot (idiom) ◄ ►