简单释义：

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n. 障碍；障碍物；阻碍；绊脚石

网络 妨碍；干扰；妨害

变形：

复数：obstacles  

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完整释义：

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n.

1.障碍物;障碍;妨碍
2.障碍(物),妨害,阻碍,干扰
3.阻碍物
4.困难,难处,(难)关,艰难险阻
5.反对

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例句：

1. Schoolwork was not the only obstacle Tang had to confront. His travel budget was limited, so Tang had to make the most of what he had.
   唐人立必须面对的，不仅仅只有课业的障碍。由于旅行预算十分有限，所以他不得不最大限度地利用自己手头的资金。

2. Ms. Soto slammed the door shut, but it was no obstacle.
   索托使劲锁上门栓，但无济于事。

3. But in any case, he said, the issue remains the main obstacle to progress in the talks.
   但是，他说，无论如何，边境问题依然是谈判取得进展的主要障碍。

4. The certainties of Judaism made it attractive in that age of dissolving faiths, but circumcision was an obstacle to the conversion of men.
   在各种宗教信仰的崩溃期，犹太教的确实性很吸引人，但割礼却是人们改宗时的一大障碍。

5. Other studies find no evidence for or against The PHH, a major obstacle in this literature is that data on regulation is often lacking.
   其他的研究也没有找到支持或是反对缓建避难所假说的证据。撰写本文的主要阻碍就是缺乏环境规制数据的支持。

6. Steerability: The ability to steer a parachute away from an obstacle, or to face oneself into the wind, would be an evident advantage.
   可操纵性：具有可操纵能力的降落伞可以使伞员避开障碍，或者能够顶风降落，这是一个显然的优点。

7. An obstacle, is a new known conditions, as long as you are willing to, any obstacle, will become a transcend the opportunity.
   一个障碍，就是一个新的已知条件，只要愿意，任何一个障碍，都会成为一个超越自我的契机。

8. But targeting would not be an obstacle to a rogue crew or cyberintruder; it could be done with a few keystrokes.
   但对于一个捣蛋的工作人员或数字侵入者来说，瞄准没有困难，只要敲打几下键盘就成了。