Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
bark [bɑːk] n (of tree) кора́; (of dog) лай
vi (dog) ла́ять (impf)
she's barking up the wrong tree она́ обраща́ется не по а́дресу
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.
Русский: