Secretary-General的复数形式为：secretaries-general...

hub的复数形式为：hubs...

centimeter的复数形式为：centimeters...

arithmetic的复数形式为：arithmetics...

beep的复数形式为：beeps...

Parisian的复数形式为：Parisians...

gunfight的复数形式为：gunfights...

orchard的复数形式为：orchards...

presentiment的复数形式为：presentiments...

insecurity的复数形式为：insecurities...

epicanthus的复数形式为：epicanthi...

gunny的复数形式为：gunnies...

springboard的复数形式为：springboards...

lempira的复数形式为：lempiras...

lobsterman的复数形式为：lobstermen...

masterwork的复数形式为：masterworks...

idolatry的复数形式为：idolatries...

incumbency的复数形式为：incumbencies...

rating的复数形式为：ratings...

monomania的复数形式为：monomanias...

addition的复数形式为：additions...

sinew的复数形式为：sinews...

metatarsus的复数形式为：metatarsi...

fuchsia的复数形式为：fuchsias...

detector的复数形式为：detectors...

down payment的复数形式为：down payments...

swimming pool的复数形式为：swimming pools...

allegory的复数形式为：allegories...

settlement的复数形式为：settlements...

point of view的复数形式为：points of view...