| 单词 | pusher tug | 
| 释义 | > as lemmaspusher tug   pusher tug  n. a tug which pushes a line of connected unpowered barges; cf. push-towing n. at push- comb. form 2. ΘΚΠ society > travel > travel by water > vessel, ship, or boat > vessels with other specific uses > 			[noun]		 > tug tow-boat1815 tracker1817 tug1817 tug-boat1832 towing-vessel1834 steam-tug1835 tug-steamer1861 tow1874 pusher tug1936 1936    Syracuse 		(N.Y.)	 Herald 6 Dec. 4 c/1  				The State tug Seneca aided the Robert H to Sylvan Beach, with the pusher tug Chippewa aiding in the battle against the ice. 1973    J. Hrůša  & D. Coxon tr.  J. Kozák Ships 188/1  				A new towing system..involves the pusher-tug pushing a group of closely connected barges. 2001    Ships Monthly Mar. 14/1  				The first order..came from the United Africa Company who wanted three dumb barges and two pusher tugs. < as lemmas | 
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