translation.en: I'm telling you, crossing these things with 170-pound sled, that sled may as well have weighed 1,700 pounds, because that's what it felt like.
translation.zh: 我来告诉你吧，带着170磅的雪橇穿越这些地理环境， 就像带着1700磅的雪橇一样， 因为我们感觉他们就像那样一般重。