天火字典

英日字典：くろろ

くろろ

枢：

(n)

(1)
pivot hinge
(using extensions on the top & bottom of a door that fit into cavities in the frame)

(2)

(See 猿・4)
sliding wooden bolt
(for holding a door or window shut)
黒絽：

(n)

(See 絽)
black "ro" silk gauze