Everfrozen ground prevents water from infiltrating to deep layer, which increases the depth of runoff and intensity of transpiration.
同时多年冻土抑制水分向深层土壤的下渗，增加了径流深度和蒸腾发强度。
2
Anyone who has ever walked on a frozen lake, gone ice skating or tried curling knows that ice is slippery and that it takes practice to move with any kind of confidence.
任何在结冰的湖面行走过、滑过冰或者玩过冰上掷石游戏的人都知道冰很滑，在上面行走需要点儿信心。
3
But if we kept it and froze down the stem cells of everybody born in the UK, there would be cells that could build kidneys waiting for them, frozen, in case they ever needed them.