然后这些仅仅是婚姻调查。

Then these are just conjugal visits.

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研究这一问题的人说，这很难确定，因为许多日本夫妇在接受调查时，称他们的婚姻是爱情的结合，即使是包办的婚姻。

It's hard to be sure, say those who study the matter, because many Japanese couples, when polled, describe their marriage as a love match even if it was arranged.

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研究人员调查了四种严重的身体疾病是如何影响婚姻的。

The researchers examined how the onset of four serious physical illnesses affected marriages.

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