n.

1. 無限，無窮[U]
   the infinity of the universe

   宇宙的無垠

2. 無限的距離（或時間、空間、數量等）[U]
   the infinity of stars

   星星的無限多

3. 【數】無窮大，無窮[C][U]
4. 【攝】無限遠（聚焦區）；（照相機鏡頭的）無限遠標誌[C][U]
   The camera is focused at infinity.

   照相機的聚焦被調節在無限遠這一檔上。

n.

1. the state or quality of being infinite.
   ▸a very great number or amount.
2. Mathematics  a number greater than any assignable quantity or countable number (symbol ∞).
3. a point in space or time that is or seems infinitely distant:
   the lawns stretched into infinity.