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