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