Noun
keystone [pl. keystones]
keystone [pl. keystones]
keystone [pl. keystones]
...
keystone {Civ. Eng.}
حجر واسطة العقد {هندسة مدنية}
keystone {Civ. Eng.}
عماد العقد {هندسة مدنية}
related Results
similar Results
keystones (n.) , [sing. a keystone]