Where does this definition of main switchboard come from?
This entry for main switchboard is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
Does main switchboard appear elsewhere on Lughet?
Yes — main switchboard 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.