单词 irroration 释义 irroration|rren|[n. of action from irrorate v.: cf. F. irroration (1762 in Dict. Acad.).]†1. A sprinkling or wetting as with dew; a bedewing, besprinkling, moistening. Obs.1623Cockeram, Irroration, a sprinckling, a moystning.1638Raw...