proximal pole

例句：

1. 1. The engineer designed the proximal pole to support the heavy load.
   工程师设计了近端杆来支撑重载。
2. 2.The construction of the proximal pole is crucial for the stability of the bridge.
   近端杆的建造对于桥梁的稳定性至关重要。
3. 3. The proximal pole was made from a durable material to withstand the harsh conditions.
   近端杆由一种耐用的材料制成，以抵御恶劣的条件。