“渡运”常见的英文表达是 “ferry service” 或 “ferry transportation”。
“ferry service”更侧重于描述提供渡船运营的服务这一概念。例如：The ferry service across the river has been suspended due to bad weather.（由于恶劣天气，跨河渡运服务已暂停。）
“ferry transportation”更强调渡运这种交通方式。例如：Ferry transportation is an important means of getting across the bay.（渡运是穿过海湾的重要交通方式。 ）