tele·scop·ic /ˌtɛləˈskɑpɪk/
 (a.)望遠鏡的,遠視的,套?的,伸縮的


 Tel·e·scop·ic Tel·e·scop·ic·al a.
 1. Of or pertaining to a telescope; performed by a telescope.
 2. Seen or discoverable only by a telescope; as, telescopic stars.
 3. Able to discern objects at a distance; farseeing; far-reaching; as, a telescopic eye; telescopic vision.
 4. Having the power of extension by joints sliding one within another, like the tube of a small telescope or a spyglass; especially Mach., constructed of concentric tubes, either stationary, as in the telescopic boiler, or movable, as in the telescopic chimney of a war vessel, which may be put out of sight by being lowered endwise.

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 telescopic
      adj 1: visible only with a telescopic; "a bright star with a
             telescopic companion"
      2: capable of discerning distant objects; "a telescopic eye";
         "telescopic vision"
      3: having parts that slide one within another; "a telescopic
         antenna"; "a telescopic drinking cup"