过栏 meaning in Chinese

clear a hurdle
get over the hurdle
layout over the hurdle

The foot of the lead reaches its apex of the flight curve prior to clearing the hurdle
起跨腿的足部在过栏前达到其飞行弧线的顶点。
The take - off leg , which will serve as the " trail leg " , must fully extend at take - off
起跨腿,作用应相当于“蔓延腿” ，在过栏时必须充分伸展。
The hurdler " paws " the lead foot down to the track as he clears the hurdle , with the foot still dorsiflexed
跨栏者过栏后脚掌抓地，此时仍然保持自然弯曲状态。