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Stories
Pills
Dictionary
Annotator
For Schools
简
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Download App
Dictionary
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螺纹
螺纹
螺紋
luó
wén
ㄌㄨㄛˊ ㄨㄣˊ
N
⇄ compare
1
spiral pattern
2
whorl of fingerprint
3
thread of screw
Characters
螺
纹