This entry for 切线 is sourced from Specialized, one of the dictionaries and corpora merged into Lughet.
Does 切线 appear elsewhere on Lughet?
Yes — 切线 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.