I've stumbled upon this and found it interesting. May be useful for me in searching for Chinese Words as it has the Romanized Word with the 4 Chinese Tones.
I'll be using this more as an English-to-Chinese-to-English-Dictionary... but it's more than that... read below.
About EUdict ~ EUdict is a collection of online dictionaries for the languages spoken mostly in the European Community. These dictionaries are the result of the work of many authors who worked very hard and finally offered their product freely on internet thus making it easier to all of us to communicate with each other. Some of the dictionaries have only a few thousand words, others have more than 250,000. Some of the words may be incorrectly translated or mistyped.
English to Chinese
I love you = 我愛你 [wo3 ai4 ni3]
Chinese to English
Xi3 Nu4 Ai1 Le4 = [xi3 nu4 ai1 le4] likes and dislikes