A means of attaining a goal that has been repeatedly successful.法宝：被多次使用并且成功地达到目的一种方法
Etymology语源
From the magical formula Open Sesame used by Ali Baba in the Arabian Nights to open the door of the robbers' cave 源自魔语 Open Sesame ，在 天方夜谭 中打开强盗穴洞门的阿里巴巴