Hello,
Please kindly help me with のだろう translation in the sentence below.
I could translate it as "probably" but i am not sure if i am right.
らくに なった のだろう つるは うれしいそうに ぱたぱたと はばたきを
してみせた。
Probably felt revealed and look happy, crane showed it by wings flapping.
Thank you very much!