The state of being in motion, as opposed to that of being at rest.

活动(以别于静止)。

The doing of something.

行动；作为。

Conscious acts; conduct; behavior.

有意识之举动；行为。

The effect of one body or substance upon another.

(常用单数)(一物对他物之)作用。

A suit begun by one party against another in a court or law.

诉讼。

The effective or acting part of a mechanism, as in a piano.

(常用单数)机器中能动作之部分(如钢琴之机械装置)。

A military or naval engagement.

(陆海军之)战斗；交战。

In a literary work, as a novel or drama, the sequence of important events on which the interests depends.

【文学】(常用单数)(小说、戏剧中之)情节。

The way in which a body moves.

(常用单数)动作；姿态。