名詞 infinity:

1. time without end
   同義詞：eternity

1. Can you represent infinity to yourself?
   你能在心想像無(wú)限嗎？
2. Multiply y by infinity.
   以無(wú)窮數(shù)乘y。

in.fin.i.ty

n.（名詞）
【復(fù)數(shù)】 in.fin.i.ties 縮寫 inf.
The quality or condition of being infinite.
無(wú)限：無(wú)窮無(wú)盡的性質(zhì)或者狀況
Unbounded space, time, or quantity.
無(wú)限的空間、時(shí)間或者數(shù)量
An indefinitely large number or amount.
無(wú)限大的數(shù)或量
Mathematics The limit that a function ô is said to approach atx = a when for x close to a, ô(x) is larger than any preassigned number.
【數(shù)學(xué)】 無(wú)窮大極限：函數(shù)ô在接近x = a 處的極限，當(dāng) x 接近 a, ô(x) 時(shí)大于任何預(yù)先給定的數(shù)

A range in relation to an optical system, such as a camera lens, representing distances great enough that light rays reflected from objects within the range may be regarded as parallel.
（聚焦區(qū)）無(wú)限遠(yuǎn)：與光學(xué)系統(tǒng)（如照像鏡頭）有關(guān)的一個(gè)范圍，表示距離是如此之遠(yuǎn)，以至于從在這一距離的物體上反射回來(lái)的光可以視為平行光線
A distance setting, as on a camera, beyond which the entire field is in focus.
無(wú)限遠(yuǎn)標(biāo)志：一個(gè)距離的設(shè)定，比如在照像機(jī)上，表示整個(gè)場(chǎng)景都在焦點(diǎn)內(nèi)