●have, gain, grow ˈlegs () if you say that sth has legs, you mean that it will continue, or people will be interested in it, for a long time继续；（长时间）感兴趣◆Some investors think the rally (in share prices) still has legs.有些投资者认为股价反弹仍将继续。◆It's too early to tell if this idea has legs.说这种想法会有人感兴趣还为时过早。