In the absence of large trials it is important for us to discuss weather a well-conducted meta-analysis of smaller randomized controlled trial ( RCT ) can replace large trials or not .

在缺乏针对临床 干预 措施的大 样本、决定性的随机对照试验的情况下， 基于小 样本随机对照试验的 Meta分析是否能够替代大 样本随机对照试验，为临床实践提供 最佳 证据，是值得探讨的。

Good teaching quality is accumulated through well-conducted daily lessons .

好的教学质量 源 于 每次课的积累。

Well-conducted human studies that demonstrate a clear association in a study design that is determined a priori for testing the hypothesis of such association .

有 严格 实施的人体研究证实 两者有明确联系。在研究设计中检验这种联系的假设，确定其是一种先验（ 由因 到 果）的关系。

What started as a well-conducted argument soon developed into a slanging match .

开始时的 正常辩论很快便发展成了互相谩骂。

Well-conducted large studies are needed to further explore the risk of early postoperative complications associated with late tourniquet release in knee arthroplasty .

我们需要 组织 周详的大 样本研究来进一步探索发生膝关节成形术后早期并发症的危险度。