精选优质文档-倾情为你奉上suicide自杀(sui自己cide)pesticide杀虫剂(pest害虫cide)circumcise行割礼,割包皮concise简明的decision决心,决议(decide的名词)excise割去,删去(ex出cise)excision删除,灭绝(excise+ion)incisive一针见血的,锐利的(incise+ive切人的一针见血的)incisor门牙(incise+or切东西的东西门牙)precise精确的,清楚的(pre预先cise预先切好精确的)precision精密,正确38. circ,cycl=ring,circle,表示“圆,环”circlet小环,小圈circular圆的;循环的(circ+ular表形容词)circulate循环,流通(circ+ulate绕圈走循环)circulation发生,流通(circulate+ion)circuit环行;电路(circu+it走环行)circuitous迂回的,绕圈子的(circuit+ous)circus