irrigate

vt.灌溉

irreproachably, irresistible, irresistibly, irresolute, irresolutely, irresolution, irrespective, irresponsibility, irresponsible, irresponsibly, irretrievable, irretrievably, irreverence, irreverent, irreverently, irreversible, irreversibly, irrevocable, irrevocably, irrigable, irrigation, irritability, irritable, irritably, irritant, irritate, irritating, irritation, irruption, is, is(o)-, Isaac Newton, ISBN, ISD, isinglass, Islam, Islamic, island, islander, isle,