地面水源
The boy disturbed the tranquil surface of the pond with a stick.
那男孩用棍子打破了平静的池面.
A light wind disturbed the surface of the pond.
微风使池塘水面泛起涟漪.
The surface of the spring pond was dimpled by the breeze.
一池春水被微风吹皱了.
ripples on the surface of the pond
池面上的涟漪
The air was so still that there was hardly a ripple on the pond's surface.
没有风,池塘的水面上几乎看不到波纹。
Engineering installations and necessary data to impel cooling pond to form surface-flow for heat loss have been given.
给出了促使冷却池形成面流散热的工程设施和必要的试验数据。
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