movement跟motion有什么区别？

movement n.

运动,活动[U][C]
He lay there without movement.
他躺在那里,一动也不动。
动作,姿态[C]

倾向;动向;变迁[C][U]
There is a movement towards simple designs in clothing.
时下服装设计趋于朴素。
(政治、社会、思想)运动[C][G]
We're starting a movement against smoking.
我们正掀起一场反对吸烟的运动。
【音】乐章;速度,拍子[C]

【机】机构;装置[C]

通便[C]

行动,动静[P]
The police are watching the movements of the suspicious character carefully.
警察密切注意着那个可疑人物的行动。
移动,移居;(物价等的)变动[C]

motion n.

(物体的)运动,移动;(天体的)运行[U]
The train was in motion.
火车开动了。
动作,姿态;手势,眼色[C]
All her motions were graceful.
她的一举一动都很优美。
动机,意向[U]
He did that of his own motion.
他出于自愿做了那事。
(会议上的)动议,提议[C][+to-v][+that]
The motion was carried by a majority of six.
该动议以超出六票的多数被通过。
(机械的)装置,运转

【音】高低旋律的变化

【律】(诉讼人向法院提出的)请求,申请

vt.
向...打手势;向...摇(或点)头示意[O][O2]
The teacher motioned his students to be silent.
老师示意学生不要讲话。
vi.
打手势;摇(或点)头示意[(+to/at)]
He motioned to me to be silent.
他示意我不要做声。
(钟表等)摆动,走