这根原木是用来支撑筏子后部和右舷的披水板的，这是一块活动木板，放低后能帮助我们控制航向。
It formed part of one support for the rear and starboard guara – one of the dagger boards which, when lowered, helps us to keep our course.
这些披水板是仿造古代秘鲁人的方法建造的，它们被放置在筏子的四个角上，对我们来说像是桌面而不是其它武器。
More like tabletops with us than any weapon, these have been constructed in ancient Peruvian fashion near the four corners of our craft.
我的三名船员想出了应急的办法，他们做的与其说是船舵不如说是一块钢质的船桨，这时四块活动披水板突然派上了用场。
My three crew members jury-rigged a replacement, more of a steering oar than a rudder, but in fact the four daggerboards suddenly proved their worth.
我的三名船员想出了应急的办法，他们做的与其说是船舵不如说是一块钢质的船桨，这时四块活动披水板突然派上了用场。
My three crew members jury-rigged a replacement, more of a steering oar than a rudder, but in fact the four daggerboards suddenly proved their worth.
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