towboatsCOCA¹⁴²⁶⁸⁰ 基本例句 na.拖轮；🌏拖船原型towboat的复数 With the development of towboats and barges large enough to hold almost an entire trainload of cargo, however, the port grew to be second in the nation after World War II. 然而拖船和货运空间达到可装满整个火车车厢的驳船的发展，使她在二战后恢复到国内第二。 yeeyan