After the reversed domain name, use only single-word subpackage names.

在颠倒的域名之后，需要使用单一单词的子包名。

youdao

The only single people who claim to be lonely are those who choose to be lonely.

那些说自己感到孤独的光棍，只可能是那些自己选择孤独的人。

youdao

That's the only single word that can define being the eldest sister in the family.

那是唯一一个能定义在一个家庭中姐姐的字眼。

youdao

Or,she can let you try a "single origin" chocolate grown in only one area of the world.

VOA: special.2010.02.17

He only insists that sovereign power remain absolute and undivided whether it belongs to a single person, a few, or the many.

他所强调的是,无论国家权力是掌控在个人手里,还是少数人或是集体手里，它都应当是绝对而不可分割的。

耶鲁公开课 - 政治哲学导论课程节选

Well, I mean the definite article "the", you use when there's only a single specific item that you're talking about.

当你谈论一个特定的项目时，就用定冠词“the” 。

经常犯的失误 - SpeakingMax英语口语达人

Kilroy, who leads the company's sales and marketing group, sees only single-digit annual growth for that business.

FORBES: Technology

Even before Merck's earnings bombshell on Dec. 11, only single-digit growth was expected for both Merck and Bristol-Myers.

FORBES: Could Many Davids Slay The Big Pharma Goliath?

As it is, despite growing only single digits this year, China demand for food and fuel continues unabated.

FORBES: China Resource Demand Continues, Despite "Slowdown"