Low quality sentence examples
二叉树.
Binary Tree.完全二叉树定义.
Full Binary Trees Definition.首先定义二叉树。
First select two sturdy trees.知道如何实现平衡二叉树。
Know how to implement balanced binary trees.完全二叉树（CompleteBinaryTree.
Full binary tree& complete 完全二叉树（CompleteBinaryTree.
Complete Binary Tree vs Full 或者是具有下列性质的二叉树.
Or has the following properties of two binary tree.你所描述的是一个均衡二叉树。
What you're describing is a balanced binary tree.红黑树就是一种平衡二叉树。
A red-black LeetCode637AverageofLevelsinBinaryTree（二叉树层序遍历.
Leetcode 637: Average of levels in binary tree.二叉树是用于数据存储目的的特殊的数据结构。
Binary Tree is a special data structure used for data storage purposes.我们的小朋友很喜欢计算机科学，尤其喜欢二叉树。
Our child likes computer science very much, especially he likes binary trees.因为Merkle树是二叉树，所以它需要偶数个叶子节点。
Because the merkle 空指针则表示二叉树不带任何元素---空的树。
它或者是一棵空树,或者是具有如下性质的二叉树.
It is either a hollow 其或者是一棵空树，或者是具有下列性质的二叉树.
It is either a hollow 说完整二叉树的高度是O（logn）是什么意思？?
What does it mean to say that the height of a complete binary tree is O(log n)?给定两个二叉树，编写一个函数来检验它们是否相同。
Given two binary trees, write a function to check if they are equal or not.二叉树是树中最常见的形式之一，它应用广泛，如.
A binary tree is one of the most common forms of KD树是一种二叉树，它提供了一种有效的解决方案。
KD 
