1N-COUNT (防止汽车驶入私人领地或进入某段公路的)水泥隔离柱,短柱,护柱Bollards are short thick concrete posts that are used to prevent cars from going on to someone's land or on to part of a road. (防止汽车驶入私人领地或进入某段公路的)水泥隔离柱,短柱,护柱 [British]
2N-COUNT (河岸或港口的)系船柱,系缆桩Bollards are strong wooden or metal posts on the side of a river or harbour. Boats are tied to them. (河岸或港口的)系船柱,系缆桩