Once the power begins to run down, an afternoon or so at sea undersail will recharge the batteries, says William Ray, Paracas's director of engineering.
帕拉·卡斯工程总监威廉姆?雷说,一旦电源开始耗尽,在海上扬帆一个下午左右就可以给电池充电。
2
When the boat is undersail, water forced through the duct turns the blades of a small hydroelectric generator that charges a bank of lithium-ion batteries.
当船在航行时,被迫通过管道的水旋转一个小型水轮发电机的桨叶,发电机给一组锂离子电池充电。
3
You can't really know a boat until you've been on it undersail.