n.

1. 變化；變動；變化的程度[C][U]
   There are variations in prices from store to store for the product.

   在不同的店裡這個產品的價格也不一樣。

   Prices are subject to variation.

   價格可以變動。

2. 差別；差異[U][C]
   Its brightness showed slight variations in intensity, though its general shape remained unchanged.

   雖然它的形狀沒有改變，但其光亮強度有微小差異。

3. 變形（物）；變種[C]
   "Tyre" is a variation of "tire".

   "tyre"是"tire"的異體字。

4. 【音】變奏曲[C][（+on）]
   The song sounds like a variation of a very old and familiar tune.

   這首歌像是一個熟悉的舊曲調的變奏曲。

5. 【生】變異；變種[U][C]

n.

1. a change or slight difference in condition, amount, or level.
   ▸ (also magnetic variation) the angular difference between true north and magnetic north at a particular place.
2. a different or distinct form or version.
   ▸Music  a new but still recognizable version of a theme.
   ▸Ballet  a solo dance as part of a performance.