This is sobering because it suggests that pollination is vulnerable even in a relatively pristine environment that is free of pesticides and human disturbance but still subject to climate change.

这是发人深省的，它表明授粉过程极易被打乱，甚至在一个相对平静安定的环境，没有农药和人为干扰，但仍然受到气候变化的影响。

youdao

Do you think each of us has a particular weak spot, a vulnerable point in our heart or life, that makes us subject to spiritual failure?

你认为人人心中或生命中都有特别脆弱的一环，足以令他灵性跌倒吗？

youdao

"But despite the tremors to which it is still subject and which still render it vulnerable, the government has resolutely committed itself to creating conditions which can give confidence to local investors and attract foreign investment."

VOA: standard.2009.09.09

But then, as he pointed out, the exchanges were dealing with a rather serious subject: the provision of health care to needy and vulnerable people.

BBC: First minister's questions