Day 1
1.elliptical adj.椭圆的, 像椭圆形的;(指语言)难懂的, 晦涩的
2.notably=noteworthy
3.→...stubbed his toe on a large stone.
-To pull up (weeds) by the roots.
-To clear (a field) of weeds.
-To strike (one's toe or foot) against something accidentally.
-To snuff out (a cigarette butt) by crushing.
4.commonsense view adj.有常识的；一望而知的
【近】reasonable
"I'm here today because the time has come for a commonsense, comprehensive immigration reform.
"我今天来到这里是因为合乎常理的全面移民改革时机已经到来。
5.→ Nevertheless,Roemer’s achievement, in not only proving that light travels at a finite speed.
-finite:having an end or a limit
the earth's finite resources
6.→The fundamental postulate of the theory of relativity ... 假设、假定
-Something assumed without proof as being self-evident or generally accepted, especially when used as a basis for an argument:"the postulate that there is little moral difference between the superpowers"(Henry A. Kissinger).
-A fundamental element; a basic principle.
7.→An equally remarkable consequence of relativity is the way it has revolutionized our ideas of space and time.
8.→it was also to be the starting point for my work in theoretical physics.开端
→Newton’s laws of motion put an end to the idea of absolute position in space.结束