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时间：2015-10-19 05:50:49

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（单词翻译）

 Don: Today, on A Moment of Science, the Ocean's Most Wanted. Sure, they might seem innocent and downright lovely in your aquarium1, but released into the wild, your plants and fish can knock aquatic2 ecosystems3 right out of balance. Today's invasive species: the water hyacinth.

Ya?l: Don, aren't you being a little melodramatic?
D: Not at all. Native to the Amazon basin, but considered an ornamental4 aquarium plant, the water hyacinth was introduced to Florida in 1884. By the mid-1950s, water hyacinths were clogging5 Florida's water ways and interfering6 with navigation, not to mention displacing the native species. Clean up took millions of dollars, and they're still spreading on every continent except Antarctica.
Y: Hmm! that is a sad story.
D: And here's the thing. Guess how many of the species on the International Union for the Conservation of Nature's list of the one-hundred worst invasive sp

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1 aquarium Gvszl     
n.水族馆，养鱼池，玻璃缸
参考例句：
  • The first time I saw seals was in an aquarium.我第一次看见海豹是在水族馆里。
  • I'm going to the aquarium with my parents this Sunday.这个星期天，我要和父母一起到水族馆去。
2 aquatic mvXzk     
adj.水生的，水栖的
参考例句：
  • Aquatic sports include swimming and rowing.水上运动包括游泳和划船。
  • We visited an aquatic city in Italy.我们在意大利访问过一个水上城市。
3 ecosystems 94cb0e40a815bea1157ac8aab9a5380d     
n.生态系统( ecosystem的名词复数 )
参考例句：
  • There are highly sensitive and delicately balanced ecosystems in the forest. 森林里有高度敏感、灵敏平衡的各种生态系统。 来自《简明英汉词典》
  • Madagascar's ecosystems range from rainforest to semi-desert. 马达加斯加生态系统类型多样，从雨林到半荒漠等不一而足。 来自辞典例句
4 ornamental B43zn     
adj.装饰的；作装饰用的；n.装饰品；观赏植物
参考例句：
  • The stream was dammed up to form ornamental lakes.溪流用水坝拦挡起来,形成了装饰性的湖泊。
  • The ornamental ironwork lends a touch of elegance to the house.铁艺饰件为房子略添雅致。
5 clogging abee9378633336a938e105f48e04ae0c     
堵塞，闭合
参考例句：
  • This process suffers mainly from clogging the membrane. 这种过程的主要问题是滤膜的堵塞。
  • And you know that eyewitness that's been clogging up the airwaves? 你知道那个充斥着电视广播的目击证人？
6 interfering interfering     
adj. 妨碍的 动词interfere的现在分词
参考例句：
  • He's an interfering old busybody! 他老爱管闲事！
  • I wish my mother would stop interfering and let me make my own decisions. 我希望我母亲不再干预，让我自己拿主意。

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