Moving its six crablike legs was the easiest part for Ambler.

动动六条蟹爪似的腿对“漫步者”而言还算最轻松的事。

Several years ago, Pauline made a crablike robot that would scurry across the floor.

几年前，波林做了一个会在地板上疾爬的蟹形机器生物。