adj.無(wú)目標(biāo)的；未受指導(dǎo)的；（信）無(wú)收件人姓名的

Criticism should have an aim; it shouldn't be undirected. 批評(píng)要有針對(duì)性，不要無(wú)的放矢。

A circ is an undirected graph having only vertices of even nonzero degree. 一廣義圈是一無(wú)向圖，其頂點(diǎn)次數(shù)都是非零偶數(shù)。

Aim To discuss the matching equivalence of the simple undirected graph. 摘要目的討論簡(jiǎn)單無(wú)向圖的匹配等價(jià)問題。

Undirected, however, it can wreak havoc in your day-to-day experience. 人類所做的每一件事情都只是想改變他們的感覺，想改變“心境”。

Four special capacity expansion problem of undirected network were discussed and the responsible strongly polynomial algorithm was get. 討論了無(wú)向網(wǎng)絡(luò)容量擴(kuò)充的4種特殊問題，給出了相應(yīng)的強(qiáng)多項(xiàng)式算法.