sin·u·ate /ˈsɪnjəwət, ˌwet/
 (a.)彎彎曲曲的,波狀的


 Sin·u·ate a.  Having the margin alternately curved inward and outward; having rounded lobes separated by rounded sinuses; sinuous; wavy.


 Sin·u·ate v. i. [imp. & p. p. Sinuated p. pr. & vb. n. Sinuating.] To bend or curve in and out; to wind; to turn; to be sinuous.

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 sinuate
      adj 1: curved or curving in and out; "wiggly lines" [syn: sinuous,
              wiggly]
      2: having a strongly waved margin alternately concave and
         convex