On snowslopes, beware of soft, sticky snow that balls up between crampon points, transforming them into roller skates in a matter of seconds.是什么意思_On snowslopes, beware of soft, sticky snow that balls up between crampon points, transforming them into roller skates in a matter of seconds.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句