我上午九時到達,放下行李後外出,下午三時回來辦理入住手續.

我上午九時到達,放下行李後外出,下午三時回來辦理入住手續.

Results (English) 1:

Nine o'clock in the morning I arrived, put down the luggage out, at three o'clock in the afternoon come back check.

Results (English) 2:

I arrived at 9:00 am, lay down their luggage to go out, come back at 3 pm to check in.

Results (English) 3:

I arrived at nine am, put down their luggage to go out after three pm to come back to check in procedures.