Detection is, or ought to be, an exact science and should be treated in the same cold and[/color][/size][/align][align=left][size=2][color=black] unemotional manner.
Detection is, or ought to be, an exact science and should be treated in the same cold and[/color][/size][/align][align=left][size=2][color=black] unemotional manner.
侦探术是――或者应当是一种精确的科学，应当用同样冷静而不是感情用事的方法来研究它。