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1·That may be a hint that yawn evolved as a social cue—time for us all to go to bed.

也许这是打哈欠进化为社交线索的一种暗示——“到我们大家睡觉的时间了”。

2·Within the first 20 minutes of the film, Adam misses just about every social cue imaginable.

在影片的前二十分钟，亚当违背了所有可以想到的社交要点。

3·Just as watching someone yawn can induce the behavior in yourself, recent evidence suggests that laughter is a social cue for mimicry.

看到别人打哈欠的时候，你也会想打哈欠。最近的研究显示，笑会造成模仿行为。

4·That may be a hint that the action evolved as a social cue - time for us all to go to bed - although as usual when evolution and human behaviour meet, the tie is speculative at best.

也许这是打哈欠进化为社交线索的一种暗示——“到我们大家睡觉的时间了”——不过，像往常一样，当进化和人类行为相遇时，推测充其量只是纽带。

5·Taking a cue from social networks and mathematical network analysis methods, the City Form Research Group's program calculates how a cities' spatial layout affects the way people will live in it.

根据社交网络和数学网络分析方法的提示，城市形态研究组项目计算城市空间布局如何影响人们在其中生活的方式。