canvas-back
n.
also canvasback, 1785 as a type of North American duck. Earlier as an adjective for a type of garment made of expensive stuff in front and cheap canvas in the back (c.1600); from canvas, n. + back, n..
| 词汇 | canvas-back |
| 词根词缀 | Online Etymology Dictionary canvas-back n. also canvasback, 1785 as a type of North American duck. Earlier as an adjective for a type of garment made of expensive stuff in front and cheap canvas in the back (c.1600); from canvas, n. + back, n.. |
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