Pop the stack and draw a green rectangle to remove the previous translation and scaling.

从堆栈中取出坐标，绘制一个绿色矩形，以便删除之前的转换和缩放。

youdao

It doesn't make sense to have a stack that pushes but doesn't pop, so you test the methods together as part of the contract the stack exposes to its client.

拥有可以推动但不能弹出的堆栈没有任何意义，因此，您可以将这些方法作为堆栈暴露给其客户机的契约的一部分进行测试。

youdao

The list of directories ACTS like a stack — you push a directory onto the top of the stack, and pop a directory off the top again to get it back.

该目录列表的行为就像一个堆栈——您将一个目录压入堆栈顶部，并从顶部弹出一个目录以取回它。

youdao