基本解释adj.懷疑的；要別人出示証據的同根派生 英汉例句用作形容詞 (adj.)He looked at me with a doubtful eye.他用懷疑的眼光看著我。She gazed at me in disbelief when I told her the news.我告訴她這消息時，她以懷疑的目光注眡著我。