/'koʊdʒənt/ a. Syn. convincing (有说服力的) reasonable and convincing; based on evidence; forcefully persuasive It was inevitable that David chose to go to Harvard: he had several cogent reasons for doing so, including a full-tuition scholarship.
/'ɛnəveɪt/ v. Syn. weaken (使变弱) weaken or destroy strength or vitality of; remove a nerve or part of a nerve She was slow to recover from her illness; even a short walk to the window would enervate her.
/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.