oillet的翻译，读音
英/'ɔɪlɪt/
释义：
孔眼, 视孔
n. A small opening or loophole, sometimes circular, used in
mediaeval fortifications.
n. A small circular opening, and ring of moldings surrounding
it, used in window tracery in Gothic architecture.
n. A small opening or loophole, sometimes circular, used in
mediaeval fortifications.
n. A small circular opening, and ring of moldings surrounding
it, used in window tracery in Gothic architecture.