复数：glissades
1.(登山者沿覆雪斜坡)滑降
2.(芭蕾舞)横滑步
1.滑降
2.跳横滑步舞
1.a gliding ballet step in which one foot slides forward, backward, or to one side
2.a controlled slide down a snowy slope made without skis by somebody in a standing or crouching position
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