Postorder traversal
[计] 后序遍历
🧩 词语组成解析
[计] 后根次序
[计] 遍历
🗣️ 情景例句
I'm miss all of you. Let's get together soon.
我会相信你们，让我们在不久的将来再相聚。
Viture flies from the heart of a mercenary man.
人贪钱财，心无美德。
None of us is afraid of difficulties.
我们当中没有一个人害怕困难。