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以上来源于: WordNet
N surface sediment containing particles of gold or some other valuable mineral 冲积矿
N (in combination) 冲积矿的
placer-mining
placer gold 砂金；沙金
placer deposit 砂矿床；砂积矿床；砂砾矿床
placer mining 砂矿开采；淘金
词根： place
placed 名列前茅的
placeable 可被确定位置的；可被确定年代的；可被安置的
place 地方；住所；座位
placement 布置；定位球；人员配置
placed 放置（place的过去分词形式）
place 名列前茅；取得名次
place 放置；任命；寄予
It is assigned by the placer.
它是由放置器指定的。
youdao
A placer gold area is usually distributed in the flowing regions of plain terrain, belt-like rivers.
砂金地区一般分布在地形平坦、呈带状的江河流域。
Roseville is located in Placer County and is nearly equidistant from the Sierra Nevadas and the Pacific Coast.
罗斯维尔位于普莱瑟郡，距离塞拉利昂内华达州和太平洋海岸几乎相同。
Problem was, the Venezuelan government had already cut a deal for the property with Placer Dome.
FORBES: Magazine Article
In an instant The Forbes Global 2000 ranking had a new top 50 placer.
Crystallex continued its claim in Venezuelan courts even as Placer Dome abandoned the project and the government renationalized it.
FORBES: Gold Rush
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