不解: 1.(不理解) not understand; puzzled 短语和例子迷惑不解 be puzzled; be bewildered; 百思不解其意 remain puzzled after pondering over sth. a hundred times; 不解其意 not understand what he means2.(解不开) indissoluble
疑惑不解: feel puzzled; be completely bewildered; have doubts
困惑不解: be at a loss; be put into a sad state of perplexity; feel puzzled; get [tie oneself up] into knots 短语和例子对他的答复我感到困惑不解。 i feel puzzled at his reply