straddle

straddle
/ˈstrædl; `strædl/ v
1 [I, Tn] sit or stand across (sth) with both legs wide apart 跨坐或跨立在（某物）上
    straddle a fence, ditch, horse 跨在栅栏、 沟、 马上.
2 [Tn] fire shots or drop bombs, etc slightly in front of and behind (a target) 夹叉射击或轰炸（某目标）.

牛津英汉双解词典