Ключевые слова: accident, authority, average, boat, business, cheap, city, convensional, delivery, domestic, economical, expensive, flexible, float, higher, hike, incident, industry, insurance, local, lower, man, mirror, port, power, price, public, rates, reduce, reflection, reform, risk, river, rural, safety, sampan, security, ship, tariff, tour, tourism, tourist, traditional, traffic, transport, transportation, travel, urban, water ,