The most widely accepted theory, championed by anthropologists in the late nineteenth and early twentieth centuries, envisions theater as emerging out of myth and ritual.

被19世纪末和20世纪初的人类学家所支持的、被我们最广泛接受的一个理论，把戏剧看成是起源于神话和仪式。

This changed in 1912 with the proposal of the theory of continental drift by the German meteorologist and geophysicist Alfred Wegener, an idea that was later developed and championed by the famous South African geologist Alex Logan du Toit.

这在1912年随着德国气象学家和地球物理学家阿尔弗雷德·瓦格纳提出了大陆漂移说而改变，大陆漂移说是一个后来被著名的南非地质学家Alex Logan du Toit所支持的观点。

(老SAT里面的一个很漂亮的句子)

However many mistakes have been made in our past, the tradition of American, the champion not only of freedom but also of fair play, still lives among millions who can see light and hope scarcely anywhere else.

无论我们在过去犯过多少错误，美国的传统—不仅是自由而且是公平游戏的支持者—一直活在数以百万计的人们心中，这些人在任何别的地方都看不到这样的光明与希望。