YOU SAID:
our teacher told us about translation party
INTO JAPANESE
私たちの先生は翻訳パーティーについて私たちに言った
BACK INTO ENGLISH
Our teacher told us about the translation party
INTO JAPANESE
私達の先生は私達に翻訳パーティーについて話しました
BACK INTO ENGLISH
Our teacher told us about the translation party
You've done this before, haven't you.