Where does this definition of pit annulus come from?
This entry for pit annulus is sourced from GetWord Corpus, one of the dictionaries and corpora merged into Lughet.
Does pit annulus appear elsewhere on Lughet?
Yes — pit annulus appears under other sources or language pairs in Lughet's collection. See the list below.
What is Lughet?
Lughet is a free trilingual dictionary covering nearly five million entries across Uyghur, Chinese, and English, drawn from more than ten source dictionaries and corpora.
