motion/'məʊ∫ən $ 'moʊ-/

n.

➊ the action of moving

➋ a formal suggestion made and voted on at a meeting

n.

➊ [U; C] （移）动；运动：[motion of sth] the motion of the planets 行星的运行

◇The old woman made a sudden motion toward the man. 这位老年妇女突然向男子靠过去。

➋ 动议，提议：The conference adopted a motion. 大会通过了一项提议。

构词mot (=-mov-) + -ion

同根 mobile; move; motor; promote; remote