YOU SAID:
それから私は数週間に渡り
INTO JAPANESE
それから私は数週間に渡り
BACK INTO ENGLISH
Then I spent a few weeks
INTO JAPANESE
それから私は数週間過ごしました
BACK INTO ENGLISH
Then I spent a couple of weeks
INTO JAPANESE
それから私は数週間過ごしました
BACK INTO ENGLISH
Then I spent a couple of weeks
You've done this before, haven't you.