Valid prefix
[计] 有效前缀
🧩 词语组成解析
prefix
['pri:fiks]
n. <语>前缀;人名前的称谓;前置代号（置于前面的单词或字母、数字）;
🗣️ 情景例句
That took place right after the First World War, didn't it?
它就发生在第一次世界大战之后，是吗？
There is no friend so faithful as a good book.
最忠实的朋友莫过于一本好书。
If you recognize yourself in this description,
如果你觉得你的情况是这样的话，