It is estimated that by using a combination of tidal and wind power, Scotland could produce enough energy to meet more than 80 percent of all its electricity requirements.
据估计，通过对潮汐能和风能组合利用，苏格兰产生的电量足以满足其所有电力需求的百分之八十强。
2
The combination of wind, sand and sea is really fascinating.
海风、白沙、海水的结合的确迷人。
3
The combination of the two is the apparent wind, which is the relative velocity of the wind relative to the boat's motion.