YOU SAID:

The door flung open, but Bob was behind the door.

INTO JAPANESE

ドアが勢いよく開いたが、ボブはドアの向こうにいた。

BACK INTO ENGLISH

The door swung open, but Bob was on the other side.

INTO JAPANESE

ドアが勢いよく開いたが、ボブは向こう側にいた。

BACK INTO ENGLISH

The door swung open, but Bob was on the other side.