雖然警察人員都很努力不懈的積極偵辦與調查。但是後來還是因為時間愈來愈久

雖然警察人員都很努力不懈的積極偵辦與調查。但是後來還是因為時間愈來愈久都沒有進展而被淡忘了。不僅不知道兇手是誰？而且也不知道他的動機為何？

結果 (英文) 1:

Although police officers are very active investigation and survey efforts. But then he because increasingly long time no progress and be forgotten. Not only does not know who the killer is? And did not know his motives?

結果 (英文) 2:

Although police officers are very active investigation efforts and investigation. But because of the time it was still more progress was not long forgotten. Not only do not know who the killer is? And I do not know his motive?

結果 (英文) 3:

Although police officers are working very hard unremitting active investigation and survey. But later because time is becoming more and more for a long time have not progressed to the forgotten the. Do not know who the murderer is? And did not know that his motivation for why?