牛津电影里 100%
立见功效;效验如神
to be immediately and completely successful
Worked like a charm when I was a baby, and since then I've had so much practice that I'm terrific.
Hey, and your idea about throwing the little girl on the ground, that just worked like a charm.
释义来自《牛津高阶英汉双解词典》第 9 版