n.护照；手段
My passport has been transacted. 我的护照已经办完了。
The police released him but, significantly, they didn't give him back his passport. 警方释放了他，但是没有把护照还给他，这是有特殊用意的。
He views boxing as his passport out of poverty. 他把拳击看作自己摆脱贫困的手段。
He thought that money was a passport to high society. 他以为金钱是通往上流社会的手段。
