It is crucial that the upper back and neck are held in an erect position to give support for the head.
重要的是:上背和颈部要挺直以支撑头部,这一点很重要。
Earth has been able to support life because its position relative to the Sun provided it with enough heat, but not too much heat for early bacteria to evolve.
地球之所以能够维持生命,是因为它相对于太阳的位置为它提供了足够的热量,但热量没有多到可以让早期的细菌进化。
Because the latitudinal position of an island also affected its biotic mix, islands in cooler latitudes did not support some tropical species typical of the Pacific islands.
因为一个岛屿的纬度位置也影响了它的生物组合,所以在较冷的纬度上的岛屿不支持一些太平洋岛屿典型的热带物种。
His position on slavery had cost him all support in the South.
VOA: special.2009.07.09
And the student must support the position with evidence.
VOA: special.2009.04.30
"I call on the United Nations to provide support, for the civilized nations of the world to maintain a firm position against barbarity.
VOA: standard.2009.09.29
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