fac(t)=make做,作,制造:
facility, factory, faculty, affect, defect, infect, perfect, efficient, fiction, artificial, proficiency, feasible
sign=mark记号,信号:
remark, signal, signature, design, designate, significance, resign
du, doub, coup=two 二:
dual, double, doubtful, couple, dubious, duplicate, dual
spher=ball球:
balloon, ballot, hemisphere, atmosphere
popul, publ=people人:
popular, public, publicity, republic, publish, republican, population,
men, min=mind心灵,精神:
mind, remind, mention, mental, comment, memory, memorial, remember, commemorate
struct=build建造:
construct, instruct, obstruct, destruction, destroy
fund, found=base基础:
basement, basis, foundation, profound, fund, refund, fundamental
part=divide分,分开:
dividend, individual, particle, participate, particular, partner, apart, counterpart, depart, impartial, department, party, apartment, compartment
pend,pens-hang悬挂:
dependent, independence, append, appendix, suspend, pension
duc(t)=lead引导:
conduct, deduct, misconduct, educate, induce, introduce, produce, reduce,
oper=work工作:
operate, cooperate, opera
ven,vent=come来:
venture, adventure, avenue, convention, invent, eventually, prevent, intervene