node
noun /nəʊd/
  /nəʊd/
- (biology
 ) a place on the stem of a plant from which a branch or leaf grows生物 茎节  - (biology
 ) a small swelling (= an area that is larger and rounder than normal) on a root or branch生物 (根或枝上的)节  - a point at which two lines or systems meet or cross
结点;节点 - a network node
网络节点  
 - a network node
 - (computing
 ) a piece of equipment such as a computer, that is attached to a network计算机 连接到网络的设备(如计算机)  - (anatomy
 ) a small hard mass of tissue, especially near a joint in the human body解剖学 (尤指人体关节附近的)硬结 - a lymph node
淋巴结  
 - a lymph node
 
词源late Middle English (denoting a knotty swelling or a protuberance): from Latin nodus ‘knot’.