调查内容包括研究对象选择、随机化方法、盲法、组间可比性、样本大小、依从性、统计学处理、疗效评价指标、随访和不良事件观察等。

The subject choice, randomized method, blind method, intra-group comparison, sample, compliance, statistical method, therapeutic effect assessment index, survey and side effects were observed.

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认真的摄影师以各种各样的方式声称自己在寻找、记录、公正地观察、见证事件或者探索自身，而不是制作艺术作品。

Serious photographers variously claim to be finding, recording, impartially observing, witnessing events, exploring themselves—anything but making works of art.

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进一步的观察表明，实际上教师们倾向于站在情况外来评估事件，而不是以一种深思熟虑的方式来审视促成因素。

Further observation revealed the tendency of teachers to evaluate events rather than review the contributory factors in a considered manner by, in effect, standing outside the situation.

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And it is moving around and we are sitting on that electron watching it go about its daily affairs.

它正在运动,我们正置身与电子上面,观察它时刻发生的事件。

麻省理工公开课 - 固态化学导论课程节选