rattle jack

例句：

1. 1. The rattle jack was a symbol of the town's pride.
   响尾蛇是这个城镇骄傲的象征。
2. 2.The locals were terrified when they heard the sound of the rattle jack.
   当地人听到响尾蛇的声音时都感到恐惧。
3. 3.The rattle jack had been sighted in the nearby forest.
   附近森林里发现了响尾蛇。