n.

1. 欣赏，鉴赏；赏识[U][S1][（+of）]
   As he grew older, his appreciation of art grew.

   随着年龄的增长，他对艺术的鉴赏力也提高了。

2. 正确评价，鉴识[U][（+of）]
   His appreciation of her chances of getting the promotion was correct.

   他对她晋升机会所作的估计是对的。

3. 感谢[U][S1][（+for）]
   We showed our appreciation with flowers.

   我们用花表示谢意。

4. 涨价；增值[U][S1]
   The appreciation of the dollar against the yen is in your favor.

   美元对日元的增值对你有利。

5. （尤指赞赏性的）评论文字[C]

n.

1. recognition of the value or significance of something.
   ▸gratitude.
2. a written assessment of an artist or work, especially a favourable one.
3. increase in monetary value.