aegisub如何实现逐字消失

把每个字都分开，一行一个字，每个字的消失时间都不同就行了。

或者这样。
定时变透明，也能达到逐字消失的效果。
Dialogue: 0,0:00:00.00,0:00:10.00,Default,,0,0,0,,{\t(0,1,\1a&HFF&\3a&HFF&\4a&HFF&)}如{\1a&H00&\3a&H00&\4a&H00&\t(1000,1001,\1a&HFF&\3a&HFF&\4a&HFF&)}何{\1a&H00&\3a&H00&\4a&H00&\t(2000,2001,\1a&HFF&\3a&HFF&\4a&HFF&)}实{\1a&H00&\3a&H00&\4a&H00&\t(3000,3001,\1a&HFF&\3a&HFF&\4a&HFF&)}现{\1a&H00&\3a&H00&\4a&H00&\t(4000,4001,\1a&HFF&\3a&HFF&\4a&HFF&)}逐{\1a&H00&\3a&H00&\4a&H00&\t(5000,5001,\1a&HFF&\3a&HFF&\4a&HFF&)}字{\1a&H00&\3a&H00&\4a&H00&\t(6000,6001,\1a&HFF&\3a&HFF&\4a&HFF&)}消{\1a&H00&\3a&H00&\4a&H00&\t(7000,7001,\1a&HFF&\3a&HFF&\4a&HFF&)}失

看不懂再追问。