表示人类复数用 human beings
Men, women and children are all human beings
The human being is a primate.
人类是灵长类动物
A human being is an ingenious assembly of portable plumbing.
人类,是一堆可以随意拆卸的铅管零件的巧妙装配。
n. 人类
n. Only humans have a natural upright posture.
n. 只有人类才有自然直立的姿势。
n. Over six billion humans populate the Earth.
n. 退一步说,有超过六十亿人类生活在大地上。
名词human的复数形式
这两个我建议用 human beings
参考资料:海词