Where does this definition of direct sound come from?
This entry for direct sound is sourced from GetWord Corpus, one of the dictionaries and corpora merged into Lughet.
Does direct sound appear elsewhere on Lughet?
Yes — direct sound 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.