human是单数,它的复数形式是humans。
human是一个英语单词,名词、形容词,作名词时意思是“人;人类”,作形容词时意思是“人的;人类的”。
The need to communicate is a key characteristic of human society.
需要交流是人类社会最重要的一个特征。
Scientists continue to push back the boundaries of human knowledge.
科学家不断扩大人类知识的范围。
The cost in terms of human life was high.
付出了很大的生命代价。
He's really very human when you get to know him.
你若了解他,就知道他确实很有人情味。