随着会议的进行，紧张的气氛逐渐消散了。

The tension in the room started to ___dissipate as the meeting progressed.

他在短短几个月内就挥霍光了所有的积蓄。

He ___dissipated all his savings in just a few months.

晨雾在阳光的照射下渐渐消散了。

The morning fog ___dissipated as the sun rose higher in the sky.