英语翻译1.Then there are some backpackers,who in midsummer walk with their packs on their backs to the bottom of the Grand Canyon without enough water,regardless of the warming that the temperature is many degrees on the floor of the canyon,one mile down,than it is on the rim.2.Not many when one considers that two and a half million people visit Yellowstone each year.

英语翻译
1.Then there are some backpackers,who in midsummer walk with their packs on their backs to the bottom of the Grand Canyon without enough water,regardless of the warming that the temperature is many degrees on the floor of the canyon,one mile down,than it is on the rim.
2.Not many when one considers that two and a half million people visit Yellowstone each year.