录影机

During the following eight sessions in four weeks the subjects were randomly devided into four groups:(1) physical practice group, repeated physical practice twenty times per session,(2) alternating mental-physical practice group, alternating the techinques of physical and mental practice per session,(3) mental practice group, watching the film and listening to the instruction of badminton backhand lowservice,which was followed by five minutes in which the subjects were directed to practice the serve skills mentally for twenty repetitions per session, and (4) control group, no practice.

所有受试者接受羽球反手发短球之教学及练习后，隨机分派到下列四种不同练习组：22身体练习组：每天次练习羽球反手发短球二十次；4综合练习组：身体练习、心智练习间隔交替练习；3。心智练习组：提供羽球反手发短球击球动作录影带及指导语，受试者在五分钟內意像整个动作过程，共计二十次；6控制组：不练习。

An input device, such as a scanner, video camera or digital

输入装置。例如扫描仪，录影机或数码相机等。

2An input device, such as a scanner, video camera or digital camera, etc.

输入装置。例如扫描仪，录影机或数码相机等。

Our videocassette recorder was stolen by thieves.

我们的录放影机被小偷偷走了。

Traditionally, the live fluoroscopic video can be saved by using video tapes.

传统的动态透视影像可以利用外接的录放影机，以录影带做为媒介储存、记录。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。