/kə'prɪʃəs/ a. Syn. unpredictable; fickle; arbitrary (反复无常的) fickle; impulsive and unpredictable; apt to change opinions suddenly The storm was capricious: it changed course constantly.
/'ɛksɪkrəb(ə)l/ a. (非常糟糕的) very bad; extremely inferiorl; intolerable; very hateful The anecdote was in such execrable taste that it revolted the audience.