1·The polar bear's scientific name means "sea bear" because it's the only bear that has a body made for living in water.
有趣的常识：北极熊的学名叫“海洋熊”，因为它是唯一身体能适应水中生活的熊类。
2·There're lots of animals in the North Pole, for example, whale, polar bear, and sea dog, and I like polar bear best.
在北极有很多动物，比如鲸鱼、北极熊、海狗等，而我最喜欢北极熊。
3·We must face a sea of troubles and bear it.
我们必须面对海量的困难并忍受它。
4·We must face a sea of troubles and bear them.
我们必须正视一大堆的错误并忍受它。
5·This bear appeared to be in healthy condition, however the species is threatened with extinction because climate change is causing its sea ice habitat to melt away rapidly.
这头北极熊看上去很健康，但是这个物种濒临灭绝，因为气候变化正在使其海冰栖息地迅速融化。
6·Because the observed trajectory of Arctic sea ice decline appears to be underestimated by currently available models, this assessment of future polar bear status may be conservative.
由于目前现有的模型对北极海冰融化速度的估计可能不足，所以对北极熊未来命运的估计可能有些保守。
7·Withoutthe sea ice habitat, the polar bear will not survive in the long term.
失去浮冰栖息地，北极熊将无法长期生存下去。
8·When this inland sea retreated, Hamilton hypothesizes, the Amazon dolphins remained in the river basin, evolving into striking creatures that bear little resemblance to our beloved Flipper.
哈密尔顿推测，当这片内陆海退去，亚马逊河豚却留了下来，逐渐进化为一种恐怖动物，与我们钟爱的鳍状肢动物，外貌上已大相径庭了。
9·A stranded female polar bear and mother of two cubs waits for the sea ice to return to be able to hunt.
滞留的雌性北极熊-两个小熊的母亲正在等待可以返回的海冰。
10·They will bear the brunt of changing weather patterns, water shortages, and rising sea levels even though they are the least equipped to deal with them.
他们在天气模式改变、水资源匮乏和海平面上升中首当其冲，而且他们最缺乏应对手段。