passionless /ˈpæʃənlɪs/

• 1. 

  ADJ If you describe someone or something as passionless, you mean that they do not have or show strong feelings. 没有激情的; 冷淡的

  例：

  ...a passionless academic.

  ...一位毫无激情的学者。

  例：

  ...their apparently passionless marriage.

  ...他们明显冷淡的婚姻。