a.

1. 懒散的，怠惰的
   His teacher thought he was lazy.

   他的老师认为他很懒。

2. 使人倦怠的；懒洋洋的
   The weather was lazy.

   这天气使人无精打采。

3. 缓慢的，慢吞吞的
   A lazy stream winds through the meadow.

   一条缓慢流动的溪水蜿蜒曲折流经草地。

adj.

1. unwilling to work or use energy.
2. showing a lack of effort or care.
3. (of a river) slow-moving.