solitary

独自的、单独的

She enjoys solitary walks along the river after work.

她喜欢下班后独自沿著河边散步。

孤独的、寂寞的

He led a solitary life in a small mountain village.

他在一个山中小村过著孤独的生活。

唯一的、仅有的多用于否定句

There wasn't a solitary cloud in the sky all day.

一整天天空中连一朵云都没有。

荒凉的、人迹罕至的

The road crossed a solitary stretch of desert.

这条路穿过一片荒凉的沙漠。

独居的生物

Most species of wild cat are solitary hunters.

大多数野生猫科动物都是独居的猎食者。

单独监禁、禁闭口语

He spent three weeks in solitary for attacking a guard.

他因为攻击警卫而被单独监禁三个星期。

独居者、隐居者少用

The old man had become a solitary, avoiding all visitors.

那位老人变成了独居者，避开所有访客。