covered in microscopic hooks, 上面布满极小的钩子

227. break down dead grass and extract the nutrients.
     它们能分解枯草 提取养分
228. But they themselves can be food for those that can reach them.
     但也有动物能探进蚁穴将它们吃掉
229. A two-foot-long tongue
     六十厘米长的舌头
230. covered in microscopic hooks,
     上面布满极小的钩子
231. followed by claws longer than those of a velociraptor.
     加之比迅猛龙还要长的爪子
232. A giant anteater on the plains of South America.
     这是一只生活在南美平原上的大食蚁兽
233. It can devour 20,000 insects a day.
     它每天可以吞食两万只昆虫

来自《行星地球 第二季 第五集 Planet Earth S02E05 草原》第 230 行