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形容词是Tetragonal,square
例如
四方的庭院是用石头铺成的,上面露天。The court or quadrangle was stone-paved, and open to the sky.
利用低温超强碱法制备出了纳米四方多晶氧化锆粉体。
The nanometer tetragonal polycrystal zirconia powder was prepared by the super alkaline method at low temperature.
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