Dictionary Switcher

评分3星，满分5星

由 Crits 发表于 March 8, 2012 · 永久链接

Very useful, and almost transparent.
I would have given this add-on 5 stars if it wouldn't make my Thunderbird v10 crashed around 10-20% of the time.
Languages used: fr ("built-in" Thunderbird) and en-US ("United States English Spellchecker" module)