Traversal of tree
[计] 树的遍历
🧩 词语组成解析
[计] 遍历
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
tree
[tri]
n. 树;木料;树状图;宗谱;
vt. 把…赶上树;使处于困境;把鞋型插入（鞋内）;
🗣️ 情景例句
if you're not going to be happy about it.
假如你会因为这种事而不快乐的话。
You have your point of view,and I have mine.
你有你的观点，我有我的。
What's your job?
你是做什么工作的？