Finally, I found one thing common in all their issues. A single common root, for all the problems which was not there till marriage.

最后我发现他们的问题有一个共同点，即根源相同，因为他们的问题都是在结婚后出现的。

youdao

I have booked a single room here till Sunday.

我已经预订了一个单人间，住到星期天。

youdao

Unfortunately, some of them lasted for single till the end of senior.

不幸的是，直到大四毕业我们中的某些人仍然单身。

youdao

Since then, the tide of opinion has moved against single-till price regulation.

ECONOMIST: Airports