YOU SAID:
I like to sing in the shower on rainy days when I am bored
INTO JAPANESE
退屈な雨の日はシャワーで歌うのが好きです
BACK INTO ENGLISH
I like to sing in the shower on boring rainy days
INTO JAPANESE
退屈な雨の日はシャワーで歌うのが好きです
it is unlikely that this phrase will ever reach equilibrium