move backward and forward

Zend_Paginator also takes care of generating the page navigation links, which allow the user to move forward and backward through the result set.

Zend Paginator还负责生成页面导航链接，从而允许用户向前或向后浏览结果集。

Experiments indicate that the micro-drive system, with a linear speed ranging from 0 to 10 mm/ s, can move forward and backward, and turn left and right discretionarily.

该微型驱动系统经实验验证，其直线移动速度可在0～10mm/s范围内调节，可平稳灵活地前进、后退及转弯。

Move forward by not actually being able to go backward: Hide your ex on chat, delete his phone number, defriend him on Facebook and unfollow his Twitter.

向前看，真的不能再回头了：在聊天工具上把前任拉黑，删除他的手机号码，在Facebook上与他解除好友，不再关注他的Twitter。

An owl's versatile toe can move backward and forward.

猫头鹰的脚趾能够前后自由转动.

The stepper motor drives screw bars, which makes the linear slide move backward and forward.

步进电机驱动丝杠，用线性滑轨使平台前后移动，进行快速足部扫描。