在考研英语中，短语是表达复杂意思和增强语言表现力的关键。以下是一些常见的考研英语短语及其用法讲解：
1. Break the ice：打破僵局，用于描述初次见面时打破尴尬气氛的行为。
- 例句：At the conference, the host took the floor to break the ice with a humorous story.
2. Turn the tables：形势逆转，用于描述原本不利的情况突然好转。
- 例句：After the team had been losing for a while, they turned the tables and won the game.
3. Hit the nail on the head：一针见血，指说话或行动直接命中问题的核心。
- 例句：Her analysis of the problem hit the nail on the head.
4. Get down to business：着手干正事，表示开始认真处理某项任务。
- 例句：After some small talk, the manager got down to business and discussed the project.
5. A piece of cake：小菜一碟，形容某事非常简单易做。
- 例句：I thought the math problem would be a challenge, but it was a piece of cake.
6. Bite the bullet：咬紧牙关，表示勇敢面对困难或痛苦。
- 例句：He knew he had to bite the bullet and face the consequences of his actions.
7. Hit the road：上路，出发，通常用于描述开始一段旅行或旅程。
- 例句：They hit the road early in the morning to reach their destination by sunset.
8. Take a rain check：改日再约，表示因为某些原因不能立刻做某事，改天再约。
- 例句：I have to take a rain check on that movie night; I'm too busy this week.
9. On the ball：机敏，反应快，指人思维敏捷，能迅速应对。
- 例句：She's always on the ball during meetings, never missing a detail.
10. Bite off more than one can chew：贪多嚼不烂，形容承担的任务或工作量超出了自己的能力范围。
- 例句：He tried to take on too many projects at once and ended up biting off more than he could chew.
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