pertinacious GRE

a pertinacious illness

痼疾

he worked with a pertinacious resistance to interruptions.

他顽强地间断地工作。

She is the most vocal and pertinacious of all the critics of the policy.

在所有的政策批评家中，她是陈词最多而且最为固执的。

loathe, pertinacious, impenitent, refractory, obstinate, grudging, obdurate, mutinous, recalcitrant.

表“ 勉强、愿、固执、难驾驭” 之意:

Questions buzzed in his head like pertinacious bees.

一连串问题在他脑子里盘旋着，就象纠缠休的蜜蜂。