把这一句，留给此刻的你
I explained I wanted to descend as quickly as possible to camp IV in order to warm myself and gather a supply of hot drink and oxygen in the event I might need to go back up the mountain to assist descending climbers.
我解释说，我想尽快下山到四号营地，以便暖和自己，收集一些热饮料和氧气，以防万一我需要回到山上帮助下山的登山者。