“私人公寓”常见的英文表达是 private apartment 或 private flat(在英式英语中,“flat”常用于指公寓;而在美式英语中,“apartment”更为常用)。
例如:
She rents a private apartment in the city center.(她在市中心租了一间私人公寓。)
They live in a private flat on the top floor.(他们住在顶层的一间私人公寓里。)