大熊猫威胁不是来自于大熊的繁殖能力，而是来自于人类对大熊猫自然生态环境的破坏。
The main threat to the survival of the panda species come not from the poor propagation of the species, but from mankind's destruction of pandas' natural habitat.
大熊猫威胁不是来自于大熊的繁殖能力，而是来自于人类对大熊猫自然生态环境的破坏。
The main threat to the survival of the panda species come not from the poor propagation of the species, but from mankind's destruction of pandas' natural habitat.
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