wane /wein; wen/ vi [VP2A] 1 (of the moon) show a decreasing bright area after full moon. (指月亮)虧; 缺; 呈下弦(月 0 wax ，⑴ .2 become less or weaker: 減少; 減弱; 減小; 衰弱： His strength/ influence/reputation is waning. 他的力量(勢(shì)力，名聲) 漸弱了。 n esp 尤用于。 I the ~, process of waning. 減小; 變?nèi)? 衰微。