Where does this definition of flexible box come from?
This entry for flexible box is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
Is flexible box a noun, verb, or something else?
In this entry, flexible box 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.