For one trial, each participant was shown a pile of pens that the researcher claimed were from a previous experiment.

其中一项试验中，研究人员向每一位参与者展示了一堆笔，并声称这些笔来自先前的一项实验。

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These figures are not consistent with the results obtained in previous experiment.

这些数字与以前实验的结果不一致。

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The conditions of the experiment were exactly the same as in the previous experiment.

这个实验的条件和前一个实验完全一致。

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This is the main reason for the failure of a Los Angeles Times experiment with wikitorials, described in the previous article.

ECONOMIST: Are many minds better than a few?

Whatever the mechanism, though, this study provides what no previous study ever has: evidence from a controlled experiment that keystone species really exist.

ECONOMIST: Ecology: Under the mistletoe | The

When the first six months of the Hamilton experiment are compared with the same winter months of the previous year, crime levels actually went up slightly.

ECONOMIST: Tackling yobbery