pin.wheel
n.(名词)A toy consisting of vanes of colored paper or plastic pinned to a stick so that they revolve when blown on.玩具风车:一种用彩纸或塑料作叶片并钉在一根棍子上的玩具,吹动叶片即能转动A firework that forms a rotating wheel of colored flames.Also called catherine wheel 彩色焰火:一种烟火,可形成转动的彩色火轮也作 catherine wheelA wheel with a circle of pins at right angles to its face, used as a tripping device.针轮,销轮:一种轮子,其表面插着一圈针,用来做陷阱设备