run-up

n.

抬高；将引擎加速，起转；事件的前奏曲，预备阶段；助跑

复数：run-ups

1. He ran up and jumped a long distance.
   他助跑，然后起跳，跳的很远。
2. There is no run-up for throwing events while jumping events require an approach run.
   投掷项目不用助跑，而跳跃项目需要助跑。
3. The exchange rate of the pound moved up sharply.
   英镑的兑换率急剧上升。

Tsunami run-up and draw-down on a plane beach
Surf and run-up on a beach: a uniform bore
The Run-Up of N-Waves on Sloping Beaches
Numerical Model of Wave Run-Up, Overtopping, and Regeneration
Extreme value statistics for wave run-up on a natural beach
Geomorphological effects of tsunami run-up and backwash
Surf and run-up
Surf and run-up
Internal solitary wave breaking and run-up on a uniform slope
A Numerical Study of Submarine-Landslide-Generated Waves and Run-Up