| 单词 | fragile-x syndrome |
| 释义 | fragile-X syndrome in British Englishnoun an inherited condition characterized by learning disability: affected individuals have an X-chromosome that is easily damaged under certain conditions fragile X syndrome in American Englishnoun a widespread form of intellectual disability caused by a faulty gene on the X chromosome Word origin [1980–85]This word is first recorded in the period 1980–85. Other words that entered Englishat around the same time include: NIMBY, hub-and-spoke, nuclear winter, off-price, scientific creationism |
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