adj. 未阐明的;未限定的
网络 未定义; 未定义的; 无定义
The money was lent for an undefined period of time.
这笔钱无限期借出。
A sort of undefined longing crept upon them.
一种莫名的渴望爬上了他们的心头。
The undefined background also shows how Cecilia Beaux was influenced by the French Impressionists, who believed, like Beaux, in a personal rather than conventional approach to their subject matter.
这个不确定的背景也显示了塞西莉亚·波克斯是如何受到法国印象派画家的影响的,他们和波克斯一样赞同用个人而非传统的方法来处理主题对象。
The method XXX is undefined for the type yyy.
xxx方法对于类型yyy来说定义不明确。
Undefined reference, what was the solution last time?
未定义的引用,上次我们是怎么解决的呢?