When you meet a new word, you can look it up in a dictionary.
当遇到一个新单词时,你可以查字典。
If the three steps above don't work, you can look it up. You can find the word in a dictionary—either a book or online.
如果上面的三个步骤都不起作用,你可以查一下这个单词。你可以在字典里找到这个词——或者在书里,或者在网上。
Because the words are in alphabetical order, we can speed things up with a bisection search (also known as binary search), which is similar to what you do when you look a word up in the dictionary.
我们知道这些单词是按照字母表顺序组织的,所以我们可以加速一下,用一种对折搜索(也叫做二元搜索),这个过程就和你在现实中用字典来查单词差不多。
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