龟背

龟背 [guī bèi]

1. ■ {中药} curvature of the spinal column; hyphosis （脊骨弯曲突起）

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常用词组

1. ■ 龟背甲板船 whaleback; turtleback;

2. ■ 龟背猫 tortoiseshell cat; tortoiseshell;

3. ■ 龟背石 septarium; beetle stone; septarian boulder; septarian nodule; turtle stone