early 15c., from Old French plenitude and directly from Latin plenitudinem (nominative plenitudo) "abundance, completeness, fullness," from plenus "complete, full" (see plenary).
权威例句
1. The music brought him a feeling of plenitude and freedom.
这音乐带给他一种完满和自由的感觉。
2. What is the use of a book about interior design without a plenitude of pictures in color?
要是没有大量的彩色图片,一本关于室内设计的书还有什么用途呢?
3. This midsummer has plenitude of fruits and vegetables.