さんしじゅものぐさだったら
三指樹懶だったら
sanshiju monogusadattara

Noun
Da Copula
na-Adjective

The "-tara" conditional form ("if/when…") of みゆびなまけもの

1. If/when it were a three-toed sloth.; If/when (someone/something) is a three-toed sloth.

Tara Conditional
Usually Written in Kana