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1.Officials say the unidentified woman died of a self-inflicted gunshot.
self-inflicted 自己造成的
Luckily, these are all self-inflicted problems that we can choose to address.
幸亏这些都是我们能够选择去处理的，自己造成的问题。
2.Glacier National Park officials have trained a webcam on the cottonwood tree the bear is using, capturing the bear as it delays the end of its hibernation.
hibernation冬眠
After all, he reasoned, some single-celled creatures are known to enter a hibernation-like state and survive for years with no air or food.
毕竟，他推断，众所周知一些单细胞生物可以进入一种类似冬眠的状态，并在没有空气和水的状态下生存数年。
