
vane
词源
源自中古英语 'fane',意为“旗帜”或“风向标”,与古英语 'fana'(旗帜)相关,可能源自原始日耳曼语。
noun
❶ 风向标,一种用于指示风向的装置,通常安装在建筑物或船只上,可以自由转动以显示风的方向。
“The weather vane on the barn roof spun wildly in the strong wind.”
(谷仓屋顶上的风向标在强风中疯狂旋转。)
“Sailors often rely on a vane to determine the wind direction.”
(水手们经常依靠风向标来确定风向。)
❶ 叶片或翼片,指机械或设备中用于引导气流或液流的扁平部件,如涡轮机叶片或风扇叶片。
“The turbine's vanes were damaged in the storm and needed replacement.”
(涡轮机的叶片在风暴中受损,需要更换。)
“The fan's vanes were covered in dust, reducing its efficiency.”
(风扇的叶片上覆盖了灰尘,降低了效率。)
常见短语
weather vane — 风向标,用于显示风向的装置,通常安装在屋顶或高处。
“The weather vane on top of the school shows which way the wind is blowing.”
(学校屋顶上的风向标显示了风吹的方向。)
vane pump — 叶片泵,一种利用旋转叶片输送液体的机械装置。
“The vane pump is commonly used in hydraulic systems for smooth fluid transfer.”
(叶片泵常用于液压系统中,以实现平稳的流体输送。)