aqua·ma·rine /ˌɑkwəməˈrin, ˌæ-/
  綠玉,碧綠色
  A·qua·ma·rine n. Min. A transparent, pale green variety of beryl, used as a gem. See Beryl.
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  aquamarine
       n 1: a transparent variety of beryl that is blue green in color
       2: a shade of blue tinged with green [syn: greenish blue, aqua,
           turquoise, cobalt blue, peacock blue]