long and nodding

例句：

1. 1. The dog waslong and nodding as it walked bythe house.
   狗在经过房子时，长长地点了点头。
2. 2. The cat was long andbobbing on the windowsill.
   猫在窗台上长长地摇动着尾巴。
3. 3. The baby was long and waggingits tail in excitement.
   宝宝兴奋地长长地摇着尾巴。