中日地区与美国比较，美国乳腺癌的发病率及死亡率高于中、日4—5倍。
The incidence and mortality rate of breast cancer in American women were 4-5 times higher than Chinese and Japanese.
布莱尔将在今年5月3日地区选举之前或者当天宣布他离职的具体日期，除非有突发事件爆发，否则此事态将不可逆转。
Barring some extraordinary turn of events, Mr Blair will announce the date of his departure either just before or immediately after the local and regional elections on May 3rd.
藏南定日地区在白垩纪中期发育一套浅灰色深灰色的以钙质页岩、泥灰岩及微晶灰岩为主的浅海陆棚相沉积，岩石中除含较高的粘土矿物及陆源石英矿物颗粒以外，还含有十分丰富的有孔虫化石。
The Middle Cretaceous shallow sea sediments, represented by a series of light dark gray marine clastic and carbonate rocks, were well exposed along the Gongzha Section in Tingri, southern Tibet.
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