a.

1. 微暗的；暗淡的
   The light is too dim for me to read.

   光線太暗，我無法看書。

2. 模糊的，朦朧的
   A dim sound came from the next room.

   從隔壁房間隱約傳來聲音。

3. （眼睛）模糊的，看不清楚的
   Her eyesight grew dim with age.

   她的視力因年歲的增長而變差了。

4. 【口】頭腦遲鈍的
   He is a bit dim about her sarcastic remarks.

   他不太領會她的挖苦話。

5. 悲觀的，懷疑的

vt.

1. 使變暗淡；使變模糊
   The new economic policy dimmed the popularity of the president.

   新的經濟政策使總統的聲望下降。

vi.

1. 變暗淡；變模糊
   Her eyes dimmed with tears.

   她的眼睛被淚水弄模糊了。

adj.

1. (of a light or illuminated object) not shining brightly or clearly.
   ▸made difficult to see by darkness, shade, or distance.
   ▸(of the eyes) not able to see clearly.
2. not clearly recalled or formulated in the mind:
   dim memories.
3. informal stupid; unintelligent.

v.