swallet
[英]地下川, 小溪流入地下的进口
词形变化
swallets
复数
swallets
释义与例句
n.
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1.
A sinkhole; a shakehole.
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2.
Water breaking in upon the miners at their work.
英国 过时 方言 商务 采矿
词源
Compare German Schwall (“a sea swell”), from schwellen (“to swell”). See English swell.
来源:wiktionary