枝叶枯萎

例句：

1. 1.The leaves on the trees are withering away.
   树木的叶子正在枯萎。
2. 2.The flowers withered away after a few days.
   几天后，这些花就凋谢了。
3. 3.The old tree withers away slowly in the winter.
   冬天，这棵老树慢慢枯萎。