legislate       
verb [ I ]  formal uk/ˈledʒ.ɪ.sleɪt/ us/ˈledʒ.ə.sleɪt/
 立法
If a government legislates, it makes a new law.
  They promised to legislate against cigarette advertising. 他们承诺要立法来打击香烟广告。 
 It's hard to legislate for (= make a law that will protect) the ownership of an idea. 通过立法来保护创意所有权非常困难。 
 Compare: pass verb (APPROVE)