un·be·liev·a·ble/ˏʌnbɪ`livəbḷ; ˌʌnbɪˈliːvəbəl◄/ adj 1 extremely bad, impressive, or surprising 极糟糕的; 给人极深刻印象的; 极其惊人的: The noise was unbelievable. 噪音响得要命。 2 if something is unbelievable, you cannot believe that it is true 不可相信的: His story sounded completely unbelievable. 他的说法听起来完全不可信。