尽管它的名字很是逗人喜爱，但小猎犬号是一艘装备有10支枪的海军双桅横帆船。
Despite its cuddly name, the Beagle was a naval brig outfitted with 10 guns.
尽管双桅帆给水手们提供了这些优势，它们也因为这额外的桅杆和船帆而造价更加昂贵。
While a ketch offers these advantages to cruisers, they may also be more expensive because of the added mast and sail.
双桅帆也是航行用船的一种常见结构。
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