Finder上に英和/和英辞書が載るみたいだね・ Translate English to Japanese and vice versa. This capability is now built into the Leopard Dictionary.
In Leopard, the Dictionary application supports the Japanese language right out of the box, with an industry-leading Japanese dictionary and thesaurus provided by Shogakukan. The dictionary contains over 200,000 words with rich descriptions and examples, and the thesaurus contains 25,000 words covering 6,000 categories.
