Are you involved in any extra-curricular activities on campus?

你在學(xué)校參加過任何課外活動(dòng)嗎？

He's a teather.

他是教師。

We can perhaps forgive those who said the moons of Jupiter were produced by Galileo's spyglass if we recall that in his day, as for centuries before, curved glass was the popular contrivance for producing not truth but illusion, untruth;

如果我們回想一下伽利略之前幾個(gè)世紀(jì)期間，曲面鏡一直是一種用于產(chǎn)生幻影而不是產(chǎn)生真象的把戲裝置，那么我們就會(huì)原諒那些當(dāng)時(shí)把伽利略觀察到的木星衛(wèi)生說成是伽利略用他的小望遠(yuǎn)鏡變出來的人們，