His appetite for venison seems to be inappeasable.他对鹿肉的嗜好似乎是永远无法满足....

inappeasable的音标：inappeasable的英式发音音标为：[ˌɪnə'pi:zəbl]inappeasable的美式发音音标为：[ˌɪnə'pizəbəl]...

adj.难平息的，难满足的...