YOU SAID:

two teacups sit on the window sill

INTO JAPANESE

2 つの茶碗に窓枠に座る

BACK INTO ENGLISH

Two bowls sit on the window sill

INTO JAPANESE

2 つのボールが窓枠に座っています。

BACK INTO ENGLISH

Two balls are sitting on the window sill.

INTO JAPANESE

2 つのボールは、窓枠に座っています。

BACK INTO ENGLISH

Two balls are sitting on the window sill.