YOU SAID:

There is a duck on my windowsill

INTO JAPANESE

私の窓の上にアヒルがいる

BACK INTO ENGLISH

There's a duck on my window.

INTO JAPANESE

私の窓にアヒルがいます。

BACK INTO ENGLISH

There is a duck in my window.

INTO JAPANESE

私の窓にアヒルがいます。

BACK INTO ENGLISH

There is a duck in my window.