n.
something done (usually as opposed to something said)
"there were stories of murders and other unnatural actions"
the state of being active
"he is out of action"
同义词：activityactiveness
a judicial proceeding brought by one party against another; one party prosecutes another for a wrong done or for protection of a right or for prevention of a wrong
同义词：legal actionaction at law
an act by a government body or supranational organization
"recent federal action undermined the segregationist position"; "the United Nations must have the power to propose and organize action without being hobbled by irrelevant issues"; "the Union action of emancipating Southern slaves"
a military engagement
"he saw action in Korea"
同义词：military action
a process existing in or produced by nature (rather than by the intent of human beings)
"the action of natural forces"
同义词：natural processnatural actionactivity
the series of events that form a plot
"his novels always have a lot of action"
the operating part that transmits power to a mechanism
"the piano had a very stiff action"
同义词：action mechanism
the trait of being active and energetic and forceful
"a man of action"
the most important or interesting work or activity in a specific area or field
"the action is no longer in technology stocks but in municipal bonds"; "gawkers always try to get as close to the action as possible"
