英汉词典

1.The unusually high mortality rate among dolphin calves in the industrially contaminated waters along Florida's Gulf Coast is probably the result of their being poisoned by their mother's milk.

在佛罗里达海湾沿岸被工业污染的水域中，海豚幼崽异常高的死亡率可能是被它们母亲的乳汁毒害的结果。

2.Others have suggested that the harvesting of vertebrate and invertebrate predators of Acanthaster could have reduced mortality and caused increased abundance of adults.

还有人认为，捕捞棘冠海星的脊椎动物和无脊椎动物捕食者可以降低死亡率、增加成年个体的数量。

3.The grass grows up to four metres tall and burns fiercely, creating super hot fires that cause catastrophic tree mortality.

草长到四米高，剧烈燃烧，所造成的特大火灾导致树木灾难性的死亡。

4.That in turn has cut child mortality.

这也降低了儿童死亡率。

5.The document concludes that the high risk of infant, child, and maternal mortality is associated with pregnancies where mothers are too young, too old, or have already had several children.

该文件的结论是，婴儿、儿童和产妇死亡率高的风险与母亲年龄太小、太大或已经有几个孩子的怀孕有关。

6.A closer look at the fertility behavior of the poor is important because of the extensive literature on the "replacement effect" of high infant mortality.

仔细研究穷人的生育行为是很重要的，因为有大量关于婴儿高死亡率的“替代效应”的文献。

7.The poor turned to water and gin and in the 1720s the mortality rate began to rise again.

由于穷人改喝水和杜松子酒，在1720年代，死亡率再次上升。