towage
towage n. (1)拖;拉;牵引 (2)牵引费;拖船费
towage (toh-ij), n. 1. The act or service of towing ships and vessels, usu. by means of a small vessel called a tug. [Cases: Towage 1. C.J.S. Towage § 2.] 2. The charge for such a service. [Cases: Towage 5. C.J.S. Towage § 15.]