"right-hand page in an open book" (opposed to verso or reverso), 1824, from Latin recto (in recto folio), ablative of rectum "right," (see right (adj.1)).
实用例句
1. Recto: Book pages bearing odd page numbers.
奇数页: 带有单数页码的书页.
来自互联网
2. Due to the impression of recto colon ca with recurrence liver metastasis, he admitted for chemotherapy.