求翻译：据统计，约有四分之一害羞的成人在儿时并不害羞， 但是在长大后却变得害羞了。这可能与遭受过挫折有关。这种人以前开朗大方，交往积极主动， 但由于复杂的主客观原因，屡屡受挫而变得胆怯畏缩、消极被动。是什么意思？

According to statistics, about a quarter shy of adults are not shy in childhood, but grew up to become shy. This may be suffered setbacks related. Such a person before the cheerful and generous, active communication, but because of the complexity of the objective and subjective reasons, frustrated a

According to statistics, there are about one quarter of the adult shy in childhood when they grew up and was not shy, but after it has become painfully shy. This may be related to have suffered a setback. This person was generous, cheerful, but due to a complex active exchanges between the objective

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According to statistics, about one-fourth shy adults was not shy in childhood, but have become shy when he grows up. This may be associated with suffered setbacks. This previously, cheerful and generous, active, but because of the complexity of subjective and objective reasons, has repeatedly frustr

The statistics show, nearly have 1 4 of the shy adults in shy childhood, but become shy after growing up. This may be with having something to do with the setback. This kind of people was optimistic and generous in the past, associated positively, but because of the complicated main objective cause,