| 单词 | obstacle |
| 例句 | obstacle noun •blindness is not the worst obstacle I've had to overcome:barrier, hurdle, stumbling block, obstruction, bar, block, impediment, hindrance, snag, catch, drawback, hitch, handicap, deterrent, complication, difficulty, problem, disadvantage, curb, check | informal fly in the ointment, monkey wrench (in the works). ANT advantage, aid. |
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