/ɪn'ɛfəb(ə)l/ a. Syn. unutterable (不可言喻的,无法用语言表达的,不能说的,避讳的) unutterable; cannot be expressed in speech Such ineffable joy must be experienced; it cannot be described.
/ɪn'ɛksərəb(ə)l/ a. Syn. unyielding; implacable (无情的,残酷的) not capable of being swayed; unyielding; implacable The judge was inexorable and gave the convicted man the maximum punishment allowed by law.
/'leɪtənt/ a. Syn. dormant; hidden (潜在的) present or potential but not evident or active; dormant; hidden Existing arrangements contain latent functions that can be neither seen nor replaced by the reformer.