mankind
单词辨析：
指人类整体或特定历史时期的人类；也可泛指人，无性别之分。
the modern/Prehistoric man
现代/史前人
His lecture was about the evolution of man.
他的讲座是关于人类的演变。
This is one of the most significant discoveries known to man.
这是人类已知的最重大的发现之一。
All men are created equal.
人人生而平等。
通常作为人类的总称，也指人性。
We want a peaceful environment for all humanity.
我们希望全人类拥有一个和平的生存环境。
We must never forget our humanity.
我们须永不忘记人性。
侧重指人类整体，有些人认为该词对女性有冒犯性，常以 human-kind 代替。
in the history of mankind
在人类历史上
Since earliest times, mankind has had a special system of communi-cation.
人类自远古以来就有一套特殊的交流系统。
相关例句：
“ total destruction ” of mankind;“ annihilation of mankind ”;
“人类毁灭”
This film challenges mankind, but at the same time has faith in it.
这部影片对人类做出了挑战，但也对人类怀有信念。
Communicable diseases have been a curse of mankind since time immemorial.
自古以来，某些传染性疾病就是人类的灾祸。
Each human being has to die, but mankind goes on world without end.
每个人都会死，但人类却永无止境。
You have performed a valuable service to mankind.
你为人类提供了宝贵的服务。
Oster seize this moment and achieved great success for the benefit of mankind.
奥斯特抓住了这一瞬间，取得了巨大的成功，造福了人类。