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砚
Inkstone
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汉ā
a1
ㄅ
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研发
研發
yán
fā
HSK 6
freq #6428
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Meanings
CC-CEDICT
yán
fā
1.
research and development
2.
to develop
CC-CEDICT · CC BY-SA
Stroke order
Components
研
=
石
开
發
=
癶
弓
殳
Components from cjk-decomp · MIT
Characters
研
發
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