| Expression | 防御器官动物或植物的防护层，结构或器官，如牙齿，爪子，荆棘或乌龟的壳 |
|---|---|
| Meaning | A protective covering, structure, or organ of an animal or a plant, such as teeth, claws, thorns, or the shell of a turtle. |
| Reading | fáng yù qì guān dòng wù huò zhí wù de fáng hù céng， jié gòu huò qì guān， rú yá chǐ， zhuǎ zi， jīng jí huò wū guī de qiào |
Tags: hsk4-limited5-part4
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