Task: Translation
Input (English): As investigations continue, all bodies have been removed from the sub-surface Circle line trains, but the carriages themselves are still in situ while a painstaking forensic investigation takes place.
Output (Chinese): 随着调查的继续，所有尸体都已从地下环线列车上运走，但车厢本身仍在原地，目前正在进行艰苦的法医调查。