Where does this definition of oil derrick come from?
This entry for oil derrick is sourced from GetWord Corpus, one of the dictionaries and corpora merged into Lughet.
Is oil derrick a noun, verb, or something else?
In this entry, oil derrick 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.