insistent
adj
~ (about/on sth); ~ (that...) tending to insist; not allowing refusal or opposition 坚持的; 不容拒绝或反对的
She´s a most insistent person; she won´t take `no´ for an answer. 她是个说一不二的人, 决不容别人反对.
You mustn´t be late; he was most insistent about that. 你万不可迟到, 他对这一点最严格.
(fig 比喻) this job´s insistent demands 此工作之硬性要求
(fig 比喻) the insistent (ie constantly and noticeably repeated) horn phrase in the third movement of the symphony 交响乐第三乐章中反覆突出的号音.