quill (shaft)

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quill (shaft)的英文翻译是什么意思，词典释义与在线翻译：

英英释义

名词 quill:

1. pen made from a bird's feather

2. a stiff hollow protective spine on a porcupine or hedgehog

3. any of the larger wing or tail feathers of a bird

4. the hollow spine of a feather