Undefined variable
[计] 未定义变量
🧩 词语组成解析
undefined
[,ʌndi'faind]
adj. 未阐明的;未限定的;
🗣️ 情景例句
If you're not sure, then the answer should probably be no.
如果你不确定，那么答案可能就是“不”了。
I'm glad to hear about your promotion.
我很高兴听到你升迁的消息。
Over there, near the back.
就在那边，靠后头的地方。