双语例句
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A tropical American tree (Persea Americana) having oval or pear-shaped fruit with leathery skin, yellowish-green flesh, and a large seed.
鳄梨树一种热带美洲乔木，(美国鳄梨鳄梨属)有椭圆形或梨形果实，果皮坚韧，果肉黄绿色，核大。