a structure leading out from the shore into the water, in particular 从海岸通向水中的构造物,尤指 ■(Brit.)a platform supported on pillars or girders leading out to sea and used as a promenade, typically incorporating entertainment arcades and places to eat (英)水上平台(常设有娱乐场所和餐厅) ■a similar structure or a solid one, used as a landing stage for boats 码头 ■a breakwater or mole 防浪堤;防波堤
(Brit.)a long narrow structure projecting from an airport terminal, along which passengers walk to and from an aircraft (英)结口(乘客上下飞机的狭长通道),上下机走廊
a solid support designed to sustain vertical pressure, in particular 用以承受垂直压力的固体支架,尤指 ■the pillar of an arch or supporting a bridge 墩,桥墩 ■a wall between windows or other adjacent openings 窗间墙
语源
Middle English: from medieval Latin pera, of unknown origin