undefined meaning in English
adj.
1.未下定义的，不用定义解释的。
2.不明确规定的；模糊的。
Examples
- A sort of undefined longing crept upon them .
有一种说不出名目的渴望使他们心里发痒。 - Our pilgrim remained stupefied with undefined apprehensions .
我们的旅客给莫名的恐惧吓呆了。 - The slug of tracer is added to the stream in an undefined manner .
示踪剂液滴以不确定的方式注入流注里。 - He turned an expression of undefined appeal toward scobie .
他转向斯考比，脸上呈现出一种迷惘的祈求神色。 - The meeting of any person filled nixon with an undefined dread .
与任何生人的会见使尼克松充满了莫名其妙的紧张。