This man must be her husband.

这人准是她丈夫。

《新英汉大辞典》

They poisoned her mind, assuring Psyche that if her husband was so secretive about his identity and appearence, there must be something dreadfully wrong with him.

她们给普绪客洗脑，使得她相信，她丈夫一定是有什么要命的缺陷，否则他不会总隐瞒自己的身份和相貌。

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When her husband found her thus weeping, he would say in his heart, "There must be some new caravan, and some silken garments and rare jewels in the Street."

她的丈夫看见她这样哭泣时，他往往在心里说道：“街上一定又有新的南队来了，街上一定又有绸缎衣裳和稀世珍宝了。”

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She tells Elvira that to keep her husband, she must be more assertive.

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"It must be very hard on the parents and particularly on the surviving twin, " her husband, Jack Phelan said.

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Or she confided in you that when she leaves work for the day, she goes home to a television-free home to spend time with a cup of coffee, her husband and absolutely no connection to the internet (it must be torturous to not understand technology).

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