1 a. to push yourself up into the air, or over or away from something etc using your legs b. to go over or across something by jumping 跳过,跃过〔某物〕 I T
UPWARDS
往上
20 20. ; jump the tracks
AmE [美]
if a train jumps the rails, it suddenly goes off the metal tracks it is moving along〔火车〕出轨 BrE AmE
jump the rails jump the tracks