As if the organ of my imagination is dried up.好像我所有的想象力都干涸了。

Dry up指使干涸，枯竭，在口语中只用也指停止谈话，安静。

例：
Jenny can’t take the stares and she finally dries up.
詹妮无法忍受那么多人的目光，终于还是闭上了嘴。