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