但是科学家们越来越多地批评人类自身，称人类活动破坏了高海拔地区竹子(大熊猫的主要食物来源)的生命周期，使问题更加严重。

But increasingly scientists have put the blame on people, who exacerbated a problem caused by the life -cycle of the high altitude bamboo that is the panda 's staple diet.

youdao

但是科学家们越来越多地批评人类自身，称人类活动破坏了高海拔地区竹子(大熊猫的主要食物来源)的生命周期，使问题更加严重。

But increasingly scientists have put the blame on people, who exacerbated a problem caused by the life -cycle of the high altitude bamboo that is the panda 's staple diet.

youdao