tortoiseshells
n.
龟甲( tortoiseshell的名词复数 );
龟板;
玳瑁壳;
（毛色为黄褐黑白相间的）家猫;
例句:
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Small tortoiseshells are familiar butterflies that love gardens and buddleias.
来自THETIMES
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Other large, colourful butterflies that are emerging are commas and small tortoiseshells.
来自THETIMES
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Tortoiseshells, another garden favourite, have been a declining species for some years now.
来自THETIMES