单词 | parallelograms |
释义 | parallelogram /par-ə-lelˈō-gram/nounA plane four-sided figure whose opposite sides are parallel ORIGIN: Gr parallēlogrammon, from grammē a line parallelogrammatˈic, parallelogrammatˈical, parallelogrammˈic or parallelogrammˈical adjective parallelogram of forces A figure in which the direction and amount of two component forces are represented by two sides of a parallelogram, those of their resultant by the diagonal |
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