二十分翻译it was thought that at onetime compounds of carboon were only produced in living organism
问题描述：
二十分翻译it was thought that at onetime compounds of carboon were only produced in living organism
答
碳水化合物曾经一度被认为只能产生于生物之中.
重点词汇：
compounds of carboon 碳水化合物
living organism 生物