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。
The 20-day expedition aimed to uncover relationships between cold-water coral and other bottom-dwelling creatures in a pristine yet "alien" environment, according to the researchers' blog.
研究者在其博客撰文表示，此次长达20天的海底探险旨在揭开生活在原始陌生海域中的冷水珊瑚和其它海底居民间的秘密关系。
Older tiles on Discovery look streaked from the plasma environment of re-entry. They stand out in photos because new tiles still appear a pristine dark black.
“发现号”上较老的板片的条纹是其在返回途中地球大气层等离子体环境造成的，在照片中它们更扎眼的原因是新的板片还保持着原来的深黑色。
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