Shall we sway backward and forward, Mary, as if we were dervishes?

玛丽，我们要不要前后晃来晃去，就好像我们是托钵僧似的？

youdao

After several goings backward and forward she was forced to bring him the key.

几番磨蹭之后她不得不拿给他那把钥匙。

youdao

The go method, defined in Listing 4, will allow us to move backward and forward in the stack.

清单4中定义的go方法允许我们在堆栈中来回移动。

youdao

So, you reinforce the pig for walking forward and you punish the pig for walking backward.

那你就对这头猪向前走的行为给予强化,如果它向后退，你就惩罚它。

耶鲁公开课 - 心理学导论课程节选

And now since it's reversible, we can run it forward or backward.

因为它是可逆的，所以可以正方向运行。

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If that's all it knows, then in that scenario there is no building or anything else; it continues a trajectory both forward in time and backward in time, and it says that whatever seconds, one second before you set your clock to 0, it would've been on the ground.

如果是这样,在那种模式下,没有楼房或者别的什么,物体的运动轨迹可以沿时间可以向后延伸,也可以向前延伸,不管时间取什么值,在零点前一秒时,物体就在地面上

耶鲁公开课 - 基础物理课程节选

They include backward and forward, single- and double-leg jumps lasting approximately 30 seconds each.

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He was always smart: Before he was the GZA, he could recite nursery rhymes backward and forward.

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These backward and forward page buttons can also be reversed on the settings to fit the use or preferences of customers (left or right handed).

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