Simple pushdown automaton
[计] 简单下推自动机
🧩 词语组成解析
推下; 后进先出方式
🗣️ 情景例句
This is Jack Davis.
我就是Jack Davis。
He notices something.
他察觉到了某种东西。
She had told him to come straight in if ever she failed to open the door and to leave the bread on the kitchen table.
她曾告诉过面包师，如果她不去开门，他可直接进门，把面包放在厨房的桌上。