ツリー構造 です
tsuriikōzōdesu
1. Tree structure.
Noun
#745060
1. Tree structure.
1. structure; construction
1. laws of nature; physical laws
2. physics
1. tree (esp. a Christmas tree)
2. tree (structure, diagram, etc.)
3. thread (on Twitter)
1. physical
1. laws (of nature)
2. (divine) providence
1. balance; equilibrium
1. structure
1. Christmas tree