formless

音标发音

Some English vowel sounds which are not given weight in speech become reduced to a rather formless central vowel.
英语中有些元音在讲话时没有重读，结果成了相当不定型的中央元音了。
They only had the occasion in a kind of formless matter upon which they could adopt and impose any form they took.
他们仅有的是,在一种无形物质中的机遇,在其中他们能采纳,并强加任何他们喜欢的形式。
I felt a formless faith when I rode through summerwoods, when I heard the counterpoint of breaking waves, when I held a flower in my hand.
当我骑马穿过夏日的树林，当我聆听着浪花翻滚的韵律，当我手中握着一朵鲜花时，我感觉到一种无形的信念。

They only had the occasion in a kind of formless matter upon which they could adopt and impose any form they took.
他们仅有的是,在一种无形物质中的机遇,在其中他们能采纳,并强加任何他们喜欢的形式。
耶鲁公开课 - 政治哲学导论课程节选

The sari, by contrast, is formless and fluid.
FORBES: Whose Sari Now?
Sceptics were always trying to show how it was done, saying that the Ash was a pellet crushed between His fingers, or that the gold and silver ellipsoidal lingams (the Form of the Formless) that He coughed up at certain festivals were in fact hidden in His handkerchief.
ECONOMIST: Sai Baba

Something that is formless does not have a clear or definite structure or shape.