New research indicates that the area of the brain responsible for causing fever would just about fit on the head of a pin.
新的研究指出脑的区有责任的因为差不多引起发烧将会在大头针的头上的适宜。
There are an estimated 200 000 cases of yellow fever (causing 30 000 deaths) worldwide each year.
估计全世界每年有20万人感染黄热病(3万人因此丧生)。
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