YOU SAID:

So, my car was stuck between a tree and a mail box.

INTO JAPANESE

だから、私の車は木と郵便箱の間に挟まっていた。

BACK INTO ENGLISH

So my car was sandwiched between a tree and a mailbox.

INTO JAPANESE

だから私の車は木と郵便受けの間に挟まれていました。

BACK INTO ENGLISH

So my car was sandwiched between a tree and a mailbox.