longstanding

adj.

长时间的，长期存在的；

1. In view of our longstanding business relation, we can consider accepting your counter-offer.
   鉴于我们之间长期的业务关系，我们可以考虑接受你方还盘。
2. On our part, we appreciate the longstanding cooperation between us.
   从我们这方面说，我们也赞赏我们之间的长期合作。
3. The BDR has longstanding grievances over pay and conditions.
   BDR已经长期不满他们的薪酬条件和现状。

The longstanding MS lesion. A quantitative MRI and electron microscopic study.
Effect of longstanding jiggling on experimental marginal periodontitis in the beagle dog
Treatment of longstanding active giant cell arteritis with infliximab: Report of four cases
Squamous cell carcinoma arising from longstanding colocutaneous fistula:A case report
Cancer surveillance in longstanding ulcerative colitis: endoscopic appearances help predict cancer risk.
IMPROVING PHYSICAL REHABILITATION OUTCOME THROUGH CORRECTION OF A LONGSTANDING FOURTH NERVE PALSY: Poster # 15 (BV-318).
Rutter, M. D. et al. Cancer surveillance in longstanding ulcerative colitis: endoscopic appearances help predict cancer risk. Gut 53...
The US Hereditary Angioedema Association: An Important Partner in a Longstanding Effort to Improve Patients' Quality of Life
Narrow-band imaging compared with conventional colonoscopy for the detection of dysplasia in patients with longstanding ulcerative c...
Evaluating the effectiveness of exposure and acceptance strategies to improve functioning and quality of life in longstanding pediat...