单词	Down syndrome
释义	Down syndrome noun variants or Down's syndrome : a congenital condition characterized especially by developmental delays, usually mild to moderate impairment in cognitive functioning, short stature, upward slanting eyes, a flattened nasal bridge, broad hands with short fingers, decreased muscle tone, and by trisomy of the human chromosome numbered 21 called also trisomy 21 Word History Etymology J. L. H. Down †1896 English physician First Known Use 1961, in the meaning defined above Medical Definition Down syndrome noun variants or Down's syndrome : a congenital condition characterized especially by developmental delays, usually mild to moderate impairment in cognitive functioning, short stature, relatively small head, upward slanting eyes usually with epicanthal folds, flattened nasal bridge, broad hands with short fingers, decreased muscle tone, and by trisomy of the human chromosome numbered 21 called also Down, Down's, trisomy 21
随便看	inverted mordent inverted order inverted passive inverted perspective inverted pleat inverted siphon inverted talon inverted triad inverted-pyramid indention invertend inverter inverters invertibilities invertible invertible counterpoint inverting inverting telescope invertins invertors inverts invest invest (in) invest as invest in investable

英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。