A fascinating experiment was done in a bowling alley that showed that when people get a strike they do not smile as they watch the pins come clattering down.
有人在保龄球道做了一个有趣的实验，实验表明，当人们打出好球，看着木瓶哗啦啦倒下的时候并不会笑。
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A fascinating experiment was done in a bowling alley that showed that when people get a strike they do not smile as they watch the pins come clattering down.