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drusy; tenuity; washiness | |||
cave | |||
cavity pocket | |||
hollow | |||
bleb; hollowness; honeycomb | |||
cavity | |||
caverne | |||
cavitation | |||
cavern; cavitas; cavity and pocket; cavity in the concrete; cavity pocket (气泡); hollow knot; hollow space; void | |||
hole | |||
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vugh; vug | |||
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void | |||
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void | |||
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inanity | |||
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cavity |
空 洞 : 178 phrases in 26 subjects |