welfare n.福利，安宁，福利事业 He is quite a figure in welfare economics. vote n.投票，选票 veto n.否决，禁止，否决权;vt否决，禁止 The president vetoed against the bill. rejection n. 拒绝 embargo n.禁止出入港口，禁运 The goveronment issued an embargo on the sale of computers to unfriendlynations.