run-up

the period of time just before an important event

1. 1.

   The approach run of a bowler before delivering the ball.

   投球手投球前的助跑。

2. 2.

   a substantial increase over a relatively short period of time

   在相对较短时间内的大幅增加

3. 3.

   The approach run of a high jumper or other athlete in order to gather speed or momentum.

   跳高运动员或其他运动员为获得速度或动量而进行的助跑。

4. 4.

   the approach run during which an athlete gathers speed

   运动员在加速时的助跑

5. 5.

   A period of time just before an important event.

   重要事件前夕的一段时期；前奏期。

6. 6.

   An increase in the value or amount of something.

   价值或数量的增加；上升。

7. 7.

   The extent of a wave's reach onto land as the result of a tsunami or storm such as a cyclone.

   海啸或风暴(如气旋)引起的波浪涌上陆地的范围。

8. 8.

   The process of warming up and testing an airplane before a flight.

   飞机飞行前的预热和测试过程；试车。

助跑；激增；急剧上涨；波浪爬高；上冲高度；飞行前试车；预热测试；投球手投球前的助跑。

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Learner notes