The trauma left him emotionally withdrawn from his family.

withdrawn 是动词 withdraw 的过去分词形式，withdraw 由前缀 with-（表示"向后、离开"）和 draw（拉、拖）组成，字面意思是"向后拉"。 在情感层面，withdrawn 表示"退缩的、疏远的"，形容一个人因心理创伤而主动与他人保持距离的状态。