| 单词 | breakthrough |
| 释义 | breakthrough /brayk"throoh'/, n. 1. a military movement or advance all the way through and beyond an enemy's front-line defense. 2. an act or instance of removing or surpassing an obstruction or restriction; the overcoming of a stalemate: The president reported a breakthrough in the treaty negotiations. 3. any significant or sudden advance, development, achievement, or increase, as in scientific knowledge or diplomacy, that removes a barrier to progress: The jet engine was a major breakthrough in air transport. adj. 4. constituting a breakthrough: engineered with breakthrough technology; Critics called it a breakthrough film. [1915-20; n. use of v. phrase break through] |
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