knotty
Definition
Full of knots; tangled or difficult to solve.
日本語 結び目が多い、かたい、解決が難しい
Example
"The problem posed by the teacher was a knotty one, puzzling the whole class."
Full of knots; tangled or difficult to solve.
日本語 結び目が多い、かたい、解決が難しい
"The problem posed by the teacher was a knotty one, puzzling the whole class."