不可靠的

    dubious ---------- 不可靠的，可疑的（形容詞）
    英文釋義
    (adjective) Not likely to be true; uncertain; doubtful.
    例句
    When asked about the missing cookies, the boy told his mother a dubious story about seeing ghosts who live in the house.
    在被問(wèn)到餅干怎么沒有了時(shí)，這位男孩給了媽媽一個(gè)不靠譜的說(shuō)法，他說(shuō)這屋里住著幾個(gè)鬼。