pertinacious

adj.坚持的；固执的；难消除的

adj.

1. 坚定不移的；坚决的；义无反顾的
   determined to achieve a particular aim despite difficulties or opposition

1. I can affirm that he is tenacious and pertinacious as are few.
   我可以肯定，像他那样不屈不挠、百折不回的人是十分罕见的。
2. Questions buzzed in his head like pertinacious bees.
   一连串问题在他脑子里盘旋着，就象纠缠不休的蜜蜂。
3. A man is pertinacious when he defends his folly and trusts too greatly in his own wit.
   一个人在辩解自己的荒唐事的时候如果过分相信自己的智慧那就是顽冥不化。
4. Whatever I did, that idea would bother me: it was so tiresomely pertinacious that I resolved on requesting leave to go to Wuthering Heights, and assist in the last duties to the dead.
   它是那样执拗地纠缠着我，以致我决定请假到呼啸山庄去，帮着料理后事。
5. She was a skilful and experienced advocate, quiet but pertinacious.
   她是一位经验丰富的辩护高手，温和文静却有一股子韧劲。
6. Based on these findings, the author proposes that many pertinacious interference errors and non-target forms are actually the products of the already fossilized mother tongue thinking patterns and knowledge systems.
   以此为基础，作者指出许多顽固的错误形式和非目的语形式实质上是由业已石化的母语思维模式和知识体系造成的。目的：合成非索那定。
7. Objective To study the etiology of pertinacious chronic cough in children.
   目的探讨小儿难治性慢性咳嗽的病因。
8. Results The curative effect of redundant colon-induced pertinacious constipation after operation was satisfactory.
   结果结肠冗长症所致的顽固性便秘术后效果较为满意。
9. Conclusion The causes of pertinacious chronic cough in children were fungal infection and drug-resistance bacteria infection, endobronchial tuberculosis, bronchial adenoma and tiny foreign body in the deep parts of lung.
   结论真菌、耐药菌及结核杆菌感染、支气管肿瘤以及肺深部的微小异物未及时处理等，是导致小儿难治性慢性咳嗽的原因。
10. The pertinacious abdominal pain and distension, bloody ascites, multiple abdominal masses were clinical manifestation chiefly.
    临床表现主要是顽固性腹痛伴腹胀，顽固性血性腹水，多个腹块。
11. Although the chemical drugs are effective in the therapy of ulcers, the ulcer cicatrization is not perfect in some cases so-called the "red scar". Some pertinacious ulcers cannot be healed even after 1 year of treatment.
    目前临床上应用的治疗溃疡的药物疗效显著，但在一部分患者中，溃疡愈合不够完美，形成所谓的红疤（redscar），更有甚者在服药1年后仍不能愈合。
12. Objective To evaluate the effect of nose endoscope in treating the pertinacious nosebleed.
    目的：对顽固性鼻出血的鼻内镜诊治进行分析。
13. Because of long period and unreasonable use of herbicide and unreasonable cultivation measure, the succession of weed community and pertinacious weed were happened.
    长期使用除草剂、不合理使用除草剂及栽培措施会引起杂草群落演替，难治杂草增多。