cotter pin
短语n. 开尾销, 扁销
词形变化
cotter pins
复数
cotter pins
释义与例句
n.
-
1.
A split pin, the ends of which project through an object being fastened and are bent back to hold it in place.
美国 -
2.
A pin or wedge inserted through a slot to hold machine parts together; a cotter.
英国