Traversing binary tree
[计] 遍历二叉树
🧩 词语组成解析
[计] 遍历
binary
['bainəri]
adj. 双重的，由两个东西组成的;二态的;二元的;二进制的;
n. 一双;双体;二进制数;双子星;
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
Sit down, sit down.
请坐， 请坐。
Don't be afraid.
不用担心！
'Your sister will be here in less than an hour and we must be at the station to meet her.
“再有不到一个小时你姐姐就要到这儿了，我们得去车站接她。