floating habit

例句：

1. 1. The boatis drifting slowly in the calm sea.
   船在平静的海面上缓缓漂移。
2. 2.The balloon floated high above the trees.
   气球高高地飘浮在树梢之上。
3. 3.The ship was drifting towards the shore.
   船只正缓缓向岸边漂移。