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
Smoking will kill you.
吸烟会害了你。
The land in this region is dry and parched.
在这个区域的陆地是干燥炎热的。
The prisoner felt sorry for him, but there was nothing else he could do.
战俘为他感到惋惜，但却没有别的选择。