to abolish

• 废除不平等条约

  abolish unequal treaties

• 废除种族歧视

  abolish racial discrimination

• 声明废除条约

  declare the abolition of a treaty

• 废除不合理的规章制度

  do away with irrational rules and regulations

• 废除合同

  annul a contract

• 废除农奴制

  abolish serfdom

• 废除封建制度

  abolish the feudal system