He's very dehydrated. 它脱水很严重

293. the puppies can't cope with the sun.
     这些幼崽难以承受炎热的阳光
294. To assess their condition,
     为了评估幼狼的身体情况
295. the pups are taken to an emergency rescue facility.
     它们被送往急救机构
296. He's very dehydrated.
     它脱水很严重
297. They will be cared for around the clock,
     它们将受到全天候的照顾
298. until they are strong enough to be released back into the wild.
     直到它们足够强壮 可以回归野外为止
299. Their mothers death is a huge blow for everyone.
     鬃狼妈妈的死亡对每个人来说都是巨大的打击

来自《行星地球 第三季 第三集 Planet Earth S03E03 沙漠与草原》第 296 行