Firefox 46.0 には対応していません Rated 1 out of 5 stars

Firefox 46.0 には対応していません

Otimo Rated 5 out of 5 stars

melhor que achei, mas não esta disponível na versão 45

Rated 4 out of 5 stars

When I use open dictionarey: no results found for ... in unknow

Please add details Rated 3 out of 5 stars

Hi please add information about the available / default Translation engine(s).
On the screenshots #3 and #4 we can see it translates from English to English, might be a wrong example.