You can look for license plates from different states, try to find the alphabet on the license plates, or count the number of red (or white or green) cars you see.
你可以让孩子们寻找不同州府的车辆牌照，并试着找出牌照上的字母，或者计算所看见的红色(白色或绿色也行)车辆的数目。
Let's start by using the find command on the alphabet collection we created at the end of the previous section: db.alphabet.find ;.
我们以上一节结尾时创建的字母表集合为例，学习使用find命令：db . alphabet . find ；。
Under this tool to achieve their Pinyin Chinese search for the word can sound more than all the alphabet to find out.
本工具实现了根据汉字查找其拼音，对于多音字也可以把所有的拼音找出来。
Under this tool to achieve their Pinyin Chinese search for the word can sound more than all the alphabet to find out.
本工具实现了根据汉字查找其拼音，对于多音字也可以把所有的拼音找出来。
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