/'koʊdʒənt/ a. Syn. convincing (有說服力的) 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.
/ɪnkɒntrə'vɜrtɪb(ə)l/ a. Syn. indisputable (無疑的,無可爭議的) indisputable; not open to question Unless you find the evidence against my client absolutely incontrovertible, you must declare her not guilty of this charge.
/ɪn'vɛktɪv/ n. Syn. abuse (謾罵,非難,惡言相加) abusive language used to express blame or ill will He had expected criticism but not the invective that greeted his proposal.