... 一平面区域之极惯性矩 lamina， polar moment of inertia of 灯轮 lantern wheel 闩扣，搭扣 latch ...
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lantern-wheel gearing 针轮传动
lantern wheel gearing 针轮传动
Cylindsical lantern pinion and wheel 圆柱针轮副
cylindrical lantern pinion and wheel 圆柱针轮副
hand lantern maneuvering wheel 操纵手轮
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N a type of gearwheel, now used only in clocks, consisting of two parallel circular discs connected by a number of pins running parallel to the axis 灯笼式小齿轮
Colourfully Decorated Lantern darkened the moon in yesternight, but today wheel no shames the flowers.
昨夜纵有华灯碍月，今日却无飞盖妨花。
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