Pushdown
推下; 后进先出方式
🗣️ 情景例句
Grandma's pearls!
祖母的珍珠项！
Because hs is thinking of majoring in this subject at the university.
因为他考虑把此学科作为在大学里的专业。
and are capable of a considerable degree of personal affection.
而且会对主人产生相当深厚的私人感情。