wane

衰落；变小；亏缺；退潮；消逝英释中释vif something such as power, influence, or a feeling wanes, it becomes gradually less strong or less important

衰退；月亏；衰退期；缺损中释n

1 on the wane,逐渐衰落

1 My enthusiasm for the project was waning..我对这个项目的热情逐渐减退了。

2 The group’s influence had begun to wane by this time..此时，这个团体的影响力已经开始减弱。