launch /ˈlɔnʧ, ˈlɑnʧ/
  下水,汽艇,發射(vt.)使下水,發射,發動,發出(vi.)起飛,下水,投入,開始
  launch
  發射
  launch
  發射
  Launch v. i. [imp. & p. p. Launched p. pr. & vb. n. Launching.]  [Written also lanch.]
  1. To throw, as a lance or dart; to hurl; to let fly.
  2. To strike with, or as with, a lance; to pierce. [Obs.]
     Launch your hearts with lamentable wounds.   --Spenser.
  3. To cause to move or slide from the land into the water; to set afloat; as, to launch a ship.
  With stays and cordage last he rigged the ship,
  And rolled on levers, launched her in the deep.   --Pope.
  4. To send out; to start (one) on a career; to set going; to give a start to (something); to put in operation; as, to launch a son in the world; to launch a business project or enterprise.
     All art is used to sink episcopacy, and launch presbytery in England.   --Eikon Basilike.
  Launch, v. i. To move with force and swiftness like a sliding from the stocks into the water; to plunge; to make a beginning; as, to launch into the current of a stream; to launch into an argument or discussion; to launch into lavish expenditures; -- often with out.
     Launch out into the deep, and let down your nets for a draught.   --Luke v. 4.
     He [Spenser] launches out into very flowery paths.   --Prior.
  Launch, n.
  1. The act of launching.
  2. The movement of a vessel from land into the water; especially, the sliding on ways from the stocks on which it is built.
  3.  Naut. The boat of the largest size belonging to a ship of war; also, an open boat of any size driven by steam, naphtha, electricity, or the like.
  Launching ways. Naut. See Way, n. Naut..
  ◄ ►
  launch
       n 1: a motorboat with an open deck or a half deck
       2: the act of propelling with force [syn: launching]
       v 1: set up or found; "She set up a literacy program" [syn: establish,
             set up, found] [ant: abolish]
       2: propel with force; "launch the space shuttle"; "Launch a
          ship"
       3: launch for the first time; launch on a maiden voyage;
          "launch a ship"
       4: begin with vigor; "He launched into a long diatribe"; "She
          plunged into a dangerous adventure" [syn: plunge]
       5: get going; give impetus to; "launch a career"; "Her actions
          set in motion a complicated judicial process" [syn: set
          in motion]
       6: smoothen the surface of; "float plaster"