It is here that the obliquity factor makes a crucial difference. 正是在这里,倾斜因子构成了重要的差别。
The Leaning Tower of Pisa in Italy whose obliquity enabled Galileo to make his experiments with a falling body has become famous all over the world. 意大利的比萨斜塔,因其倾斜,为伽利略做自由落体试验提供了条件,从而闻名于世。