obstacle ['ɔbstəkl]

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n. �ϰ������ţ�������

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n. obstruction

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1. A great obstacle to happiness is to anticipate too great a happiness.
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2. Is First Language Acquisition an Obstacle to Second Language Learning?
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3. Control your fear! Fear is the biggest obstacle to speed in the labyrinth.
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n.
  1. something immaterial that stands in the way and must be circumvented or surmounted
  2. an obstruction that stands in the way (and must be removed or surmounted or circumvented)

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obstacle
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obstacle race
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obstacle wave
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obstacle sense
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obstacle jump
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