“成形”造句

该产品还只是工程师头脑中尚未成形的想法。
The product is still only a gleam in an engineer's eye.

他们角逐的市场尚未成形。
The market for which they are competing is still unformed.

这只是初步的想法，并非成形的提议。
It was an embryo idea rather than a fully worked proposal.