对一只死亡的野生雌性大熊猫进行了系统的病理学检查。
The systematic pathological check of a dead wild female panda was conducted.
一个雌性大熊猫每两年约生产一至两只幼崽，因此，增大野生种群是一个艰难而缓慢的过程。
A female giant panda produces about one to two cubes biannually, so strengthening the wild population is a difficult and slow process.
大熊猫寻找伴侣时非常挑剔，野生雌性大熊猫每隔两三年生一只幼仔，圈养大熊猫的繁殖率就更低了。
Pandas are notoriously fussy when it comes to finding mates. Females in the wild normally have a cub once every two to three years, and the fertility of captive giant pandas is even lower.
直到最近，还有科学家们认为大熊猫独自度过他们生命的大多数光阴，雄性和雌性仅仅在繁殖的季节期间相遇。
Until recently, scientists thought giant pandas spent most of their lives alone, with males and females meeting only during the breeding season.
直到最近，还有科学家们认为大熊猫独自度过他们生命的大多数光阴，雄性和雌性仅仅在繁殖的季节期间相遇。
Until recently, scientists thought giant pandas spent most of their lives alone, with males and females meeting only during the breeding season.
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