| 单词 | snag-boat |
| 释义 | > as lemmassnag-boat snag-boat n. see quots. ΘΚΠ society > travel > travel by water > vessel, ship, or boat > vessels with other specific uses > [noun] > vessel removing obstructions from river snag-boat1832 snag-scow1907 society > travel > travel by water > vessel, ship, or boat > mechanically propelled vessels > [noun] > propelled by steam engine > fitted to remove obstructions in rivers snag-boat1832 1832 Reg. Deb. Congress U.S. (1833) 3 May 2722 The snag boat had been employed in improving the navigation of the Mississippi. 1858 P. L. Simmonds Dict. Trade Products Snag-boat, a steam-boat fitted with an apparatus for removing snags, or obstructions to navigation in rivers. < as lemmas |
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