单词 | Y |
释义 | Y 1. n. (also y) (pl. Ys or Y's)   1. the twenty-fifth letter of the alphabet.   2. (usu. y) Algebra the second unknown quantity.   3. Geom. the second coordinate.   4. a a Y-shaped thing, esp. an arrangement of lines, piping, roads, etc. b a forked clamp or support. 2. abbr. (also Y.)   1. yen.   2. Yeomanry.   3. US = YMCA, YWCA. 3. symb. Chem. the element yttrium. |
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