DICT.TW Dictionary Taiwan

 re·act /riˈækt/
 (vi.)起反應,起作用;反抗,起反作用

 re·act /rɪˈækt/ 不及物動詞
 應答,發生反應

 Re·act v. i.
 1. To return an impulse or impression; to resist the action of another body by an opposite force; as, every body reacts on the body that impels it from its natural state.
 2. To act upon each other; to exercise a reciprocal or a reverse effect, as two or more chemical agents; to act in opposition.
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 Re·act v. t. To act or perform a second time; to do over again; to reenact; as, to react a play; the same scenes were reacted at Rome.

 react
      v 1: show a response or a reaction to something [syn: respond]
      2: undergo a chemical reaction; react with another substance
         under certain conditions; "The hydrogen and the oxygen
         react"
      3: act against or in opposition to; "She reacts negatively to
         everything I say" [syn: oppose]