weather vane

英 [ˈweðə(r) veɪn]

美 [ˈweðər veɪn]

n. 风向标

柯林斯词典

风向标
Aweather vaneis a metal object on the roof of a building which turns round as the wind blows. It is used to show the direction of the wind.

noun

mechanical device attached to an elevated structure
Synonym:weathervanevanewind vane

In the short term, Wenzhou is a useful weather vane for the health of the global economy and the strength of consumer demand.
短期来看，温州是全球经济健康与否及消费者需求强弱的一个有效的风向标。
Granny took the time to explain the function of her weather vane, hanging on the wall, which predicted the upcoming weather.
奶奶耐心地向我解释过天气风向标的功能，它挂在墙上，用以预测未来的天气。
In winter the weather vane often freezes up.
气象风标在冬季经常僵立不动。
Unlike the proactive fiscal policy gradually fading out, the prudent monetary policy much more draws wide attention nowadays. As a routine operational tool of the monetary policy, open market operation serves as a weather vane to observe the trend of the monetary policy.
随着积极财政政策的逐渐淡出，稳健的货币政策吸引了众多关注，作为货币政策的日常操作工具&公开市场业务已成为观察货币政策走向的风向标。
Dream is wings of the powers and the weather vane of the brave.
梦想是强者的翅膀、梦想是勇者的风标。