YOU SAID:
They are trespass our boundaries!
INTO JAPANESE
彼らは私たちの境界をトレスパスが!
BACK INTO ENGLISH
They are our boundaries are trespassing!
INTO JAPANESE
彼らは私たちの境界が不法侵入!
BACK INTO ENGLISH
They are our boundaries are trespassing!
You've done this before, haven't you.