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