x marks the spot
X标记的地方
口语·指示具体位置
英文释义
used to indicate that something important or valuable is located or will be found in a specific place
例句
On the old map, x marks the spot where the gold is hidden.
典故来源
源自藏宝图传统，用X符号标记埋藏宝藏的确切位置。