Where does this definition of high-low lines come from?
This entry for high-low lines is sourced from GetWord Corpus, one of the dictionaries and corpora merged into Lughet.
Is high-low lines a noun, verb, or something else?
In this entry, high-low lines is tagged as 2n..
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.