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