最近一次这类会商是在2005年，目的是更新人类和哺乳动物的毒性当量因子。
The last such consultation was held in 2005 to update human and mammalian TEFs.
植物王国的的以太体和光体吸入氧气而呼出二氧化碳，而人类和哺乳动物在非物质体却吸入二氧化碳而呼出氧气。
The etheric body and light body of the plant kingdom inhales oxygen and exhales carbon dioxide while humans and mammals inhale carbon dioxide and exhale oxygen in the nonphysical.
人类最早在4500年前定居在北极，靠捕捞海洋哺乳动物和鱼类生存。
Humans first settled in the Arctic a mere 4,500 years ago, surviving by exploiting sea mammals and fish.
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