You hook one end of the spring to a wall and you pull it from rest by some amount and you attach the one kilogram mass to it.

你把弹簧的一端固定在墙上,然后拉伸一段距离,接着你把 1 千克物体固定在上面

耶鲁公开课 - 基础物理课程节选

Combining that ease-of-use with a consistent user experience across offerings is what will hook end users, and, subsequently, their bosses.

FORBES: The Key To Great Web Software Is A Consistent, Intuitive User Experience

It of course has every type of hook up that a high-end player would have, including balanced XLR inputs for you audio folks and component RGBHV outputs for you projector guys and gals.

ENGADGET: 35lb, $6,500 1080p upscaler DVD player HD

The one ploy remaining was the short ball, and Stuart Broad was entrusted with that, but the soft ball, slow pitch and dominance of the batsmen soon put an end to that, hook shots played down with rolled wrists and great control.

BBC: South Africa openers defy England