vi khúc mắc (a)
― RelatedTo ⟶
Weight: 1.0
en challenging Source: English Wiktionary
vi khúc mắc (a)
― RelatedTo ⟶
Weight: 1.0
en problematic Source: English Wiktionary
vi khúc mắc (a)
― RelatedTo ⟶
Weight: 1.0
en difficult Source: English Wiktionary