pay dirt
短语有价值的矿藏,丰富的矿藏,有利可图的发现
别名
paydirt
释义与例句
n.
-
1.
Earth which contains profitable quantities of ore.
不可数 商务 采矿 -
2.
A profitable area or period; success.
比喻 不可数to hit pay dirt
词汇关系
词源
From pay + dirt.
来源:wiktionary