epicyclic gear   (TTS Sound)

The epicyclic_gear has 1 Senses.

• epicyclic gear, planet gear, planet wheel, planetary gear
• 遊星歯車
• an outer gear that revolves about a central sun gear of an epicyclic train
• 遊星歯車装置の中央の太陽歯車の回りを回転する外側の歯車