Definition
铁窗字面指装有铁栏杆的窗户，常见于监狱。在文学和日常表达中常转喻指监狱或囚禁生活，如“铁窗生涯”。这个词结合了具体物体和抽象概念，使用时需根据上下文判断是字面义还是比喻义。
n.
barred windowwindow with iron gratingprison (by metonymy)prison life
Examples
- 铁窗。Zhè dòng lǎo fángzi de tiě chuāng yǐjīng shēngxiù le.The barred windows of this old house have already rusted.
- 铁窗。Tā zài tiě chuāng zhōng dùguò le shí nián.He spent ten years in prison.
- 铁窗。Zuòjiā miáoxiě le tiě chuāng shēnghuó de jiānkǔ.The writer described the hardships of prison life.
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