Symmetric binary tree
[计] 对称二叉树
🧩 词语组成解析
symmetric
[si'metrik]
adj. 相称性的，均衡的;
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
we have to talk to Michelle together about being married.
我们必须一起跟 Michelle谈谈我们结婚的事。
A lamb is as dear to a poor man as an ox to the rich.
穷人的一只羔羊比富人的一头牛还要珍贵。
But I couldn't answer the rest.They were too difficult for me.
但我回答不出其作的题。那些题对我来说太难了。