Where does this definition of focal distance come from?
This entry for focal distance is sourced from GetWord Corpus, one of the dictionaries and corpora merged into Lughet.
Is focal distance a noun, verb, or something else?
In this entry, focal distance is tagged as 2n..
Does focal distance appear elsewhere on Lughet?
Yes — focal distance 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.