動詞： 1. recognize with gratitude; be grateful for2. be fully aware of; realize fully; 例子 "Do you appreciate the full meaning of this letter?"
3. hold dear; 相似 "I prize these old photographs"
4. gain in value, as of a currency; "The yen appreciated again!"
5. increase the value of, as of a currency; "The Germans want to appreciate the Deutsche Mark"