单语范例（未经PONS编辑处理）
Being ballast-free and lighter than a monohull, a catamaran can have a very shallow draught.
en.wikipedia.org The following sub-sections outline the most popular monohull sailing vessels.
en.wikipedia.org Once the fastest monohull sailboat in the world, has been clocked in at 33 knots (38 mph).
en.wikipedia.org Today, most racing bathtub boats are monohull planer types with outboard motors.
en.wikipedia.org To sail efficiently, a monohull must not heel over too much: the greater the angle of heel, the less effective the appendages, like the keel or the foils.
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