rattler/ˈræt̬.əl.sneɪk/名词响尾蛇When hiking in the desert, be sure to keep an eye out for any signs of a rattler nearby, as their loud rattle can be a warning sign to stay away.在沙漠中徒步时,一定要留意是否有响尾蛇的迹象附近,因为它们的响尾声可以是一个警告信号,建议保持距离。想跟读,去练习