A search for a 3-letter word, like ABC, can be done by searching for AB and BC.

搜索一个3字母的单词，比如abc，可以通过搜索AB和BC来实现。

youdao

I had taken AB calculus during high school (not BC), and had scored a 4 on the AP exam (not a 5).

我在高中学的是数学微积分ab(不是BC)，我得了4分在数学微积分考试AP中(不是5分)。

youdao

I had taken AB calculus during high school (not BC), and had scored a 4 on the AP exam (not a 5).

我在高中学的是数学微积分ab(不是BC)，我得了4分在数学微积分考试AP中(不是5分)。

youdao