Noun:

1. act of demanding or levying by force or authority;

   "exaction of tribute"
   "exaction of various dues and fees"
   

extortionn.强取；敲诈；勒索

blackmailn.勒索；敲诈vt.勒索；讹诈

dutyn.义务；职责；责任；税；关税

taxn.税；负担v.斥责；课税；使 ... 负重荷

tolln.伤亡人数；钟声；通行费；代价v.敲钟

extractionn.抽出；拔出；抽出物；血统

requirementn.必要条件；要求

impostn.税；关税；拱墩v.分类估税

claimn.要求；要求权；主张；断言；声称；要求物vt.要求；请求；主张；声称；断言

demandn.要求；需求v.要求；查问；需要

tariffn.关税；价目表vt.交关税

customn.习惯；风俗；惯例（复）Customs: 海关；关税adj.定做的；定制的

levyn.征税；召集vt.征收；发动vi.强收

excisen.货物税；消费税vt.征税vt.切除；删除

1. The exaction was revived by Richard I.
   这种苛捐杂税被查理一世加以恢复。
2. The aged leader was exhausted by the exaction of a pitiless system.
   作为年迈的领导人，冷酷无情制度的苛求使他心力交瘁。