相關(guān)單詞同義詞testing, intractable, 近義詞 complicated 復(fù)雜難懂的, tough 強(qiáng)硬的, problematic 問題的, tricky 棘手的, difficult 困難的, awkward 尷尬的, complex 復(fù)雜的, thorny 多刺的, hard 硬的, baffling 令人困惑的, convoluted 旋繞的, tortuous 彎曲的, knobbed 有節(jié)的, gnarled 樹木多瘤節(jié)的...Byzantine, 拜占庭的, involved 涉及的, snarled 糾纏不清的, problematical 成問題的, knotted 打結(jié)的, gnarly 扭曲的, snarly 善于囂叫的, tangled 糾纏的, elusive 難懂的臨近詞know, knot, knotty log, knotty ore, knotty wood, knotty pine, knotty tear, knotty point, knotty coding, knotty gneiss, knotty trouble, knotty tearing相似詞knockout, knockout drops, knoll, knot, know, know all the answers idiom, know all there is to know about sth idiom, know best idiom, 返回 knotty