YOU SAID:
My sister whines even though she is older than me.
INTO JAPANESE
姉は私より年上なのに泣き言を言う。
BACK INTO ENGLISH
My sister whispers even though she is older than me.
INTO JAPANESE
姉は私より年上なのにささやきます。
BACK INTO ENGLISH
My sister whispers even though she is older than me.
You've done this before, haven't you.