So far you have not been able to describe the creature you saw. Either it is amorphous or it is just a figment of your imagination.到目前为止你都无法描述怪物的长相。要不它就是没有固定形状，要不就是你的想像。The molten rock hardens into amorphous forms.熔岩凝固成一块块不规则的形状。In her later works, large, amorphous shapes seem to float on the canvas.她后期的作品中，一个个大大的、说不清楚是什么形状的图案就好像漂浮在画布上似的。A dark, strangely amorphous shadow filled the room.一个奇形怪状的黑影充满了整个房间。