Tiny claws help him to get whatever grip he can on the rough lava. 他的小脚爪帮助他攀附住陡峭的火山岩
which enable them to get a vice like grip on their moist partners. 如老虎钳般紧紧抓住雌蛙湿润的皮肤
But for a short time each year, the long, dark winter releases its grip. 每年却总有短短的一阵日子 漫长阴暗的冬天也会放松它的钳制
keeping their grip with microscopic hooks on their fins. 它们用鳍上的小钩紧紧抓住岩壁
Her large paws give an excellent grip 它那宽大的脚爪具备很好的抓地力