experimental

adj. /ɪkˌsper.əˈmen.təl/ B2

实验性的；试验的

Relating to tests, or based on new, untested ideas.

仙境例句

For experimental work, the old Turtle kept jars of sea water on a shelf, and nobody knew why.

为了做实验，老海龟在架子上放了好几罐海水，可谁也不知道是为什么。