- 上下動
- the heave ; a [the] pitch (船・飛行機の)縦揺れ, 上下動(⇔roll)(見出しへ戻る headword ⇒ 上下)じょうげどう
vertical motion (in earthquakes)* * *the heave; a [the] pitch (船・飛行機の)縦揺れ, 上下動(⇔roll)(見出しへ戻る headword ⇒ 上下)* * *じょうげどう【上下動】a vertical motion [shock]; an up-and-down motion [movement]; 〔船の上下揺れ〕 heaving up and down; pitching.~する move up and down; rise and fall; fluctuate; 〔船が〕 heave; pitch.●船はひどく上下動した. Our boat pitched heavily.
●地震は上下動であった. The earthquake was vertical [up and down] in motion.
Japanese-English dictionary. 2013.