2. Detection is, or ought to be, an exact science and should be treated in the same cold and
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。
3. Susan married a man who appeared to be
unemotional and self-possessed but who turned out to have a soft centre.
苏珊嫁给了一个看起来冷漠有自制力的男人,可没想到他原来是一个软心肠呢。