乘小船的英语是by boat。例如。1、The pupils crossed the river by boat.汉语意思：学生们乘小船过河。2、The island may be reached by boat from the mainland.汉语意思： 这个岛屿可以从大陆乘小船到达。3、The only way to get there was by boat.汉语意思：到那里唯一的方法是乘小船。