1·She pierced her wrist immediately and then bright red blood dropped down on the snowfield.
她立即刺穿手腕，鲜红的血落在雪地上。
2·On the snowfield of Beijing National Stadium (Bird's Nest), an egg yolk is lying there quietly, seeming to be waiting for hatching out a new life.
北京鸟巢前的雪地上，一个蛋黄静静地躺在那里，似乎等待着孵出新的生命。
3·A combined ice, snow skis belongs to the ice and snow sports equipment, in particular to the technical field of the design and manufacture of skating rinks or snowfield skis.
组合式冰、雪滑车，属冰雪运动器材，具体为冰场或雪地滑车的设计与制造技术领域。