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