ro·tate /ˈroˌtet/
  (vi.)旋轉,循環;(a.)輪狀的(vt.)使旋轉,使轉動,使輪流,輪作
  ro·tate =/ˈroˌtet, <ɪ>ɛsp ɑrɪtɪʃɪ> roˈ/= 動詞
  旋轉,轉動
  rotate
  迴轉
  rotate
  旋轉
  Ro·tate, v. i.
  1. To cause to turn round or revolve, as a wheel around an axle.
  2. To cause to succeed in turn; esp., to cause to succeed some one, or to be succeeded by some one, in office. [Colloq.] “Both, after a brief service, were rotated out of office.”
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  Ro·tate a.  Having the parts spreading out like a wheel; wheel-shaped; as, a rotate spicule or scale; a rotate corolla, i.e., a monopetalous corolla with a flattish border, and no tube or a very short one.
  Ro·tate v. i. [imp. & p. p. Rotated p. pr. & vb. n. Rotating.]
  1. To turn, as a wheel, round an axis; to revolve.
  2. To perform any act, function, or operation in turn, to hold office in turn; as, to rotate in office.
  rotate
       v 1: turn on or around an axis or a center; "The Earth revolves
            around the Sun"; "The lamb roast rotates on a spit over
            the fire" [syn: revolve, go around]
       2: exchange on a regular basis; "We rotate the lead soprano
          every night"
       3: cause to turn on an axis or center; "Rotate the handle"
          [syn: circumvolve]
       4: perform a job or duty on a rotating basis; "Interns have to
          rotate for a few months"
       5: turn outward; "These birds can splay out their toes";
          "ballet dancers can rotate their legs out by 90 degrees"
          [syn: turn out, splay, spread out]
       6: plant or grow in a fixed cyclic order of succession; "We
          rotate the crops so as to maximize the use of the soil"