- 地面｛じめん｝の震動｛しんどう｝
- earth tremor: earth tremor地響きじひびき
- tremor: tremor n. 震え, 身震い; 震動.【動詞＋】develop a tremor in one's hands手に震えがくるhave a tremor(手足などに)震えがあるhave a tremor in one's left hand左手に震えがある.【＋動詞】loss of balance, followed by tremors, convulsions and death平衡(
- action tremor: 動作時振戦｛どうさじ しんせん｝
