Tides and ocean currents sculpted the sand and seaweed beds into these multicoloured, fluted patterns.
潮汐和洋流雕塑出了沙子,并让水草根植于这片多彩并有凹槽的形状中。
So prices move up and down with tides in these currents.
因此价格的上升下降就和这些电流的潮汐逐渐趋向一致。
Two types of tidal energy can be extracted: Kinetic energy of currents due the tides and potential energy from the difference in height (or head) between high and low tides.
两种类型的潮汐能可提取:电流,由于潮汐的动能和势能之间的高度,从在涨潮和退潮(或主管)的差异。
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