The levers and light were set up in exactly the same way except that this time it was only Doris who could see the light indicating which lever to press first.
杠杆和光的设置完全一样，只不过这次只有多莉丝能看到先按哪个杠杆的灯的指示。
2
College entrance examination is a realization of the life saving lever, at this time is the best time for you to move it, and later in your life will curved upward.
高考是一个实现人生的省力杠杆，此时是你撬动它的最佳时机，并且以后你的人生会呈弧线上升。
3
Attrition at the Ph. D. lever is also thought to be a waste of precious faculty time and a drain on university resources already being used to capacity.