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单词 ice screw
释义

ice screw

noun
1Any one of a number of screws attached to the sole of a shoe to prevent the wearer from slipping on ice.
2An ice-elevator of which the platform is raised and lowered by means of a central screw.
3An ice-piton which is screwed, rather than hammered, into the ice.

Origin

Early 19th century.

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更新时间:2024/11/10 8:03:43