sunk
 (vbl.)sink的過去分詞(a.)凹陷的
 Sink v. i. [imp. Sunk or (Sank ); p. p. Sunk (obs. Sunken, -- now used as adj.); p. pr. & vb. n. Sinking.]
 1. To fall by, or as by, the force of gravity; to descend lower and lower; to decline gradually; to subside; as, a stone sinks in water; waves rise and sink; the sun sinks in the west.
    I sink in deep mire.   --Ps. lxix. 2.
 2. To enter deeply; to fall or retire beneath or below the surface; to penetrate.
    The stone sunk into his forehead.   --1 San. xvii. 49.
 3. Hence, to enter so as to make an abiding impression; to enter completely.
    Let these sayings sink down into your ears.   --Luke ix. 44.
 4. To be overwhelmed or depressed; to fall slowly, as so the ground, from weakness or from an overburden; to fail in strength; to decline; to decay; to decrease.
    I think our country sinks beneath the yoke.   --Shak.
    He sunk down in his chariot.   --2 Kings ix. 24.
    Let not the fire sink or slacken.   --Mortimer.
 5. To decrease in volume, as a river; to subside; to become diminished in volume or in apparent height.
    The Alps and Pyreneans sink before him.   --Addison.
 Syn: -- To fall; subside; drop; droop; lower; decline; decay; decrease; lessen.
 Sunk imp. & p. p. of Sink.
 Sunk fence, a ditch with a retaining wall, used to divide lands without defacing a landscape; a ha-ha.
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 sunk
      adj : doomed to extinction [syn: done for(p), ruined, undone,
             washed-up]
 sink
      n 1: plumbing fixture consisting of a water basin fixed to a wall
           or floor and having a drainpipe
      2: (technology) a process that acts to absorb or remove energy
         or a substance from a system; "the ocean is a sink for
         carbon dioxide" [ant: source]
      3: a depression in the ground communicating with a subterranean
         passage (especially in limestone) and formed by solution
         or by collapse of a cavern roof [syn: sinkhole, swallow
         hole]
      4: a covered cistern; waste water and sewage flow into it [syn:
          cesspool, cesspit, sump]
      v 1: fall or drop to a lower place or level; "He sank to his
           knees" [syn: drop, drop down]
      2: cause to sink; "The Japanese sank American ships in Pearl
         Harbor"
      3: pass into a specified state or condition; "He sank into
         Nirvana" [syn: pass, lapse]
      4: go under, "The raft sank and its occupants drowned" [syn: settle,
          go down, go under] [ant: float]
      5: descend into or as if into some soft substance or place; "He
         sank into bed"; "She subsided into the chair" [syn: subside]
      6: appear to move downward; "The sun dipped below the horizon";
         "The setting sun sank below the tree line" [syn: dip]
      7: fall heavily or suddenly; decline markedly; "The real estate
         market fell off" [syn: slump, fall off]
      8: fall or sink heavily; "He slumped onto the couch"; "My
         spirits sank" [syn: slump, slide down]
      9: embed deeply; "She sank her fingers into the soft sand"; "He
         buried his head in her lap" [syn: bury]
      [also: sunken, sunk, sank]
 sunk
      See sink