with name unknown
done or made by sb whose name is not known or stated
"an anonymous gift"
"brown anonymous houses"
"anonymous bureaucrats in the Civil Service"
No longer anonymous, but named, identified.
出自： Aldous Huxley
He could not be recognised among the anonymous dark-clad figures within.
出自： O. Manning
Like all the other big townsssocialist, impersonal, anonymous.
出自： D. Storey
The men making announcements..had had the anonymous voices of officialdom.
出自： D. Lessing