This is the place that wind, sunlight and the shadow of the brick wall meet each other.
可以说，这是风、阳光和砖墙的阴影交汇之处。
To define wind speed and direction look at the shadow of a cloud on the ground.
空中风速及风向可由云在空中影子判断。
To define wind speed and direction look at the shadow of a cloud on the ground.
空中风速及风向可由云在空中影子判断。
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