dissipate

v. /ˈdɪsɪpeɪt/ C1

消散；消除；浪费

To gradually disappear or fade away, or to cause to do so.

仙境例句

When the Queen walked away, Alice's fear slowly dissipated, like a storm cloud in the wind.

王后走开以后，爱丽丝心里的害怕慢慢消散了，就像风吹散了乌云。