- 穴(row; gap)
- 工(craftsman; work)
An empty cave with nothing inside is just hollow space.
Size
Style
● connected
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aviation agency
The Civil Aviation Administration is responsible for managing aviation safety.
aviation agency
The Civil Aviation Administration is responsible for managing aviation safety.
An empty cave with nothing inside is just hollow space.
A mouth confined under a roof is restricted to a limited scope.
An empty cave with nothing inside is just hollow space.
A mouth confined under a roof is restricted to a limited scope.
aviation agency
aviation agency