Pushdown
推下; 后进先出方式
🗣️ 情景例句
And the new drawings for the toy spaceship.
还有玩具太空船的新草图。
One good turn deserves another.
以德报德。
The children wake up very early, and can't wait to open the presents in their stockings.
孩子们醒得很早，迫不及待地打开袜子里的礼物。