brickbat的复数形式为：brickbats...

sap的复数形式为：saps...

arbitrage的复数形式为：arbitrages...

adjudicator的复数形式为：adjudicators...

copywriter的复数形式为：copywriters...

excursus的复数形式为：excursus...

gantry的复数形式为：gantries...

这是平行四边形的对边.These are the opposite sides of the parallelogram.这种作图法常被称为矢量相加的平行四边形法则.This construction is often called the parallelogram law of addition of vectors.梯形是具有两平行边的四边形.A trapezoid is a quadrilateral with two para...

Squad的复数形式为：squads...

Ghanaian的复数形式为：Ghanaians...

snatch的复数形式为：snatches...

tonic的复数形式为：tonics...

apology的复数形式为：apologies...

pine的复数形式为：pines...

sorrow的复数形式为：sorrows...

conservancy的复数形式为：conservancies...

foxhound的复数形式为：foxhounds...

barbarity的复数形式为：barbarities...

content的复数形式为：contents...

certainty的复数形式为：certainties...

flowering的复数形式为：flowerings...

bib的复数形式为：bibs...

shock的复数形式为：shocks...

coaster的复数形式为：coasters...

wax的复数形式为：waxes...

threnody的复数形式为：threnodies...

savant的复数形式为：savants...

king的复数形式为：kings...

boxcar的复数形式为：boxcars...

corporal的复数形式为：corporals...