adjective🔗Share結び目のある, 節のあるFull of knots."knotty pine"節のあるパイン材natureconditionqualityChat with AIVocabulary GamePractice Reading
adjective🔗Share複雑な, 厄介なComplicated or tricky; complex; difficult."a knotty problem"厄介な問題abstractsituationconditionqualityChat with AIVocabulary GamePractice Reading
