YOU SAID:
Signing books at a baby grocery store while reading a book about grass
INTO JAPANESE
赤ちゃんの食料品店で草に関する本を読みながら本に署名する
BACK INTO ENGLISH
Sign a book while reading a book about herbs at the baby's grocery store
INTO JAPANESE
赤ちゃんの食料品店でハーブに関する本を読みながら本に署名する
BACK INTO ENGLISH
Sign a book while reading a book about herbs at the baby's grocery store
That didn't even make that much sense in English.