单词 valvelet 释义 valvelet rare.Also 9 valvlet.[f. valve n. + -let.]A small valve.1793Martyn Lang. Bot., Valvula, a..Valvelet, or Valvule. [Hence in later Dicts.]1870tr. Pouchet's Universe 125 Two large openings, each furnished with two valves or valvle...