Pushdown
推下; 后进先出方式
🗣️ 情景例句
Then you retired.
然后你退休了。
I didn't know whether to send the letter airmail or not.
我不知道是否送航空邮件。
Chickens slaughtered in the United States, claim officials in Brussels, are not fit to grace European tables.
布鲁塞尔的官员说，在美国屠宰的鸡不适于用来装点欧洲的餐桌。