语言选择:
免费网上英汉字典|3Dict

Arch stone

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Arch stone \Arch" stone`\
   A wedge-shaped stone used in an arch; a voussoir.
依字母排序 : A B C D E F G H I J K L M N O P Q R S T U V W X Y Z