elon·ga·tion /(ˌ)iˌlɔŋˈgeʃən/
 伸長,延長,伸張度


 elon·ga·tion /(ˌ)ɪˌlɔŋˈgeʃən/ 名詞
 伸長,延伸


 elongation
 出錯; 單位


 E·lon·ga·tion n.
 1. The act of lengthening, or the state of being lengthened; protraction; extension. “Elongation of the fibers.”
 2. That which lengthens out; continuation.
    May not the mountains of Westmoreland and Cumberland be considered as elongations of these two chains?   --Pinkerton.
 3. Removal to a distance; withdrawal; a being at a distance; distance.
    The distant points in the celestial expanse appear to the eye in so small a degree of elongation from one another, as bears no proportion to what is real.   --Glanvill.
 4. Astron. The angular distance of a planet from the sun; as, the elongation of Venus or Mercury.

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 elongation
      n 1: the quality of being elongated
      2: an addition to the length of something [syn: extension]
      3: the act of lengthening something