In the 1980s, it burst into flower and died, as it doesevery 30 to 80 years; but human activity had deprived the pandas of access tolower altitude species that would once have served as a back-up.

20世纪80年代，竹子开花并死亡，实际上是每隔30至80年一个周期；但是人类活动阻断了大熊猫到低海拔地区获取其他可能食物的通路。

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In the 1980s, it burst into flower and died, as it doesevery 30 to 80 years; but human activity had deprived the pandas of access tolower altitude species that would once have served as a back-up.

20世纪80年代，竹子开花并死亡，实际上是每隔30至80年一个周期；但是人类活动阻断了大熊猫到低海拔地区获取其他可能食物的通路。

youdao