node

• 名词，指线条或路径交汇的连接点，或植物学、物理学、天文学、解剖学和计算机科学等领域中的交叉点、膨大处或连接点。

A noun referring to a connecting point where lines or pathways converge, or a specific point of intersection, enlargement, or connection in various fields such as botany, physics, astronomy, anatomy, and computer science.

1. Connection pointB2formal

   A point where multiple lines or pathways intersect or connect.

   节点

   • The network diagram shows several nodes where data converges.
   • All cables meet at a central node in the server room.
   • The city is a major transport node for the region.

   同义词confluencehubinterchangeintersectionjoinjunctionnexusvertex

2. Thickened partC1formalmedical

   A localized swelling or enlargement in a structure.

   结节

   • The node on the bone was visible on the X-ray.
   • A small node appeared on the plant stem.
   • The doctor felt a node during the physical examination.

   同义词bumpknobknotnoduleprotuberanceswellingtubercle

3. Plant stem partB2formalscientific

   The small swelling on a plant stem where leaves or branches emerge.

   节

   • New leaves grow from the node on the stem.
   • Cut the stem just above a node for better propagation.
   • The node is where the bud develops.

   同义词jointknotknuckle

4. Physics pointC1formalscientific

   A point in a standing wave where the displacement is minimal or zero.

   波节

   • The node of the wave remains stationary.
   • In a vibrating string, nodes are points of no motion.
   • The experiment measured the distance between two nodes.

   反义词antinode

5. Astronomy pointC1formalscientific

   A point where an orbit crosses a reference plane, such as the ecliptic.

   交点

   • The moon's orbit has two nodes where it crosses the Earth's orbital plane.
   • Eclipses occur when the sun and moon align near a node.
   • The ascending node is where the orbit moves northward.

6. Lymphatic sourceB2formalmedical

   A small mass of tissue that produces lymphocytes and filters lymph.

   淋巴结

   • Swollen lymph nodes can indicate an infection.
   • The node in the neck was examined for abnormalities.
   • Lymph nodes are part of the immune system.

   同义词lymph gland

7. Anatomical bulgeC1formalmedical

   Any swelling or protrusion in an anatomical structure.

   结节

   • The surgeon identified a node on the thyroid gland.
   • A node was found during the ultrasound scan.
   • The anatomical node was benign.

   同义词bumpknoblumpnoduleoutgrowthprotrusionprotuberanceswelling

8. Network deviceB2formalIT

   A computer or device connected to a network that can communicate with other devices.

   网络节点

   • Each node on the network has a unique IP address.
   • The server acts as a central node for data storage.
   • A printer can be a node in a local network.

   同义词endpointhoststationterminal