If belays or team techniques are needed for the crossing , carrying a victim in a litter will be extremely dangerous and is best not attempted .

如果需要确保或是需要团队技术才能渡溪时，搬运担架中的伤患渡溪是极端危险的行为，最好不要尝试。

If you 've got a companion , take a rope with you and a couple of pitons for your belays , but nothing else .

如果你有同伴，多带一条绳和一些岩钉架确保系统，其他东西就不用了。