For many, curiosity remains the main driving force behind high-end Chinese cuisine.

对于很多人来说，在博大精深的中国烹饪背后，好奇仍然是主要的驱动力。

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July 1, 2008, is the 150th anniversary of the first announcement of his discovery of natural selection, the main driving force of evolution. Since 2009 is the 200th anniversary of Darwin's birth Feb.

2008年7月1日是达尔文自然选择理论诞生150周年纪念日，该理论首次发现了自然选择是生物进化的主要推动力量。

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This is the main factor driving investment in the area.

这是推动在这个地区投资的主要因素。

《牛津词典》

France and Germany helped found the European Union and are still considered the main engines driving the 27-member bloc.

VOA: standard.2009.11.11

So that would suggest that education is probably not going to get the job done, because that's not the main driving reason because most people know that they shouldn't eat so much junk food, but education is what we default to when we think about what to do.

所以你们可能认为,教育并不能解决这个问题,因为这不是主要原因,大部分人都知道不该吃那么多垃圾食品,教育是思考解决方法时被忽略了的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The two main driving forces of the economy have traditionally been the housing and auto industries.

FORBES: Housing And Autos Driving U.S. Economy Higher

Historically, the two main driving forces for the economy have been the housing and auto industries.

FORBES: Feeble New Housing Rescue Plan Not Enough

South Africa is the main driving force behind the idea for the new cross-hemisphere tournament.

BBC: SPORT | Rugby Union | Jordan welcomes new cup concept