obstacle
- n. 障碍,干扰;妨害物
英英释意
- 1. something immaterial that stands in the way and must be circumvented or surmounted;
- "lack of immagination is an obstacle to one's advancement"
- "the poverty of a district is an obstacle to good education"
- "the filibuster was a major obstruction to the success of their plan"
- 2. an obstruction that stands in the way (and must be removed or surmounted or circumvented)