loos·en /ˈlusṇ/
 (vt.)解開,放鬆,鬆弛(vi.)變松,鬆開


 Loos·en, v. i. To become loose; to become less tight, firm, or compact.

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 Loos·en v. t. [imp. & p. p. Loosened p. pr. & vb. n. Loosening.]
 1. To make loose; to free from tightness, tension, firmness, or fixedness; to make less dense or compact; as, to loosen a string, or a knot; to loosen a rock in the earth.
    After a year's rooting, then shaking doth the tree good by loosening of the earth.   --Bacon.
 2. To free from restraint; to set at liberty..
    It loosens his hands, and assists his understanding.   --Dryden.
 3. To remove costiveness from; to facilitate or increase the alvine discharges of.


 loosen
      v 1: make loose or looser; "loosen the tension on a rope" [syn: loose]
           [ant: stiffen]
      2: make less severe or strict; "The government relaxed the
         curfew after most of the rebels were caught" [syn: relax]
      3: become less severe or strict; "The rules relaxed after the
         new director arrived" [syn: relax]
      4: disentangle and raise the fibers of; "tease wool" [syn: tease,
          tease apart]
      5: cause to become loose; "undo the shoelace"; "untie the
         knot"; "loosen the necktie" [syn: untie, undo]
      6: make less dense; "loosen the soil"
      7: become loose or looser or less tight; "The noose loosened";
         "the rope relaxed" [syn: relax, loose] [ant: stiffen]