Granny took the time to explain the function of her weather vane, hanging on the wall, which predicted the upcoming weather.

奶奶花时间向我解释过天气风向标的功能，它挂在墙上，用以预测接下来的天气。

How did this weather vane of the US economy become a car crash of a corporation?

这个美国经济的风向标是怎么成为一个公司的车祸的？

In winter the weather vane often freezes up.

气象风向标在冬季经常僵立不动。

The roof of Simon's side, with its black asphalt shingles, was graced at the extreme north end by a weather vane.

西蒙那边的屋顶是黑色的沥青板，在正北边装饰了一个风向标。

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。