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biology 生物 having nodes (= places on the stem of a plant from which a branch or leaf grows) nodal roots 结根
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computing 计算机 forming a point where two lines or systems meet or cross nodal points in a digital network 数字网络中的节点
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anatomy 解剖学 forming a small hard mass of tissue, especially near a joint in the human body; connected with such a mass of tissue nodal disease 淋巴结病