Shortly after 1400, shipbuilders began developing a new type of vessel properly designed to operate in rough, open water: the caravel.
1400年之后不久,造船工人开始开发一种新型的船,这种船设计合理,可以在开阔的水面上航行:它就是卡拉维尔号。
Prepare training plan regarding type of vessel.
准备有关船舶种类的训练计划。
But cheap Asian competition for this type of vessel has holed it below the waterline.
但是这个船型市场上来自亚洲的低价竞争使它陷入了亏损的深渊。
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