单词 unthriftiness 释义 unthriftiness[un-1 12.]1. The quality of being unthrifty; thriftlessness, prodigality, wastefulness; † dissoluteness.c1430How the Good Wyf 154 in Babees Bk. (1868) 43 Pride, reste, & ydilnes, maki on-riftines.a1475G. Ashby Dicta...