YOU SAID:
the biology teacher is a rat with eighteen polo shirts
INTO JAPANESE
生物学の先生は18羽のポロシャツを着たネズミです
BACK INTO ENGLISH
Biology teacher is a mouse wearing 18 polo shirts
INTO JAPANESE
生物学の先生は18枚のポロシャツを着たネズミです
BACK INTO ENGLISH
Biology teacher is a mouse wearing 18 polo shirts
You've done this before, haven't you.