网站首页 汉语 德语 英语
Premature senility, specifically presenile dementia. Also (rare); the presenile period of life.
Early 20th century; earliest use found in William Dorland (1864–1956), obstetrician. From pre- + senility, after presenile.
雅致网英汉双解词典包含236457条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。