英文英文字典
英文英文字典
古腾堡计划中的在线英语-英语词典
结果
Apothem的结果
Apothem
(n.)
The perpendicular from the center to one of the sides of a
regular polygon.
Apothem
(n.)
A deposit formed in a liquid extract of a vegetable
substance by exposure to the air.