形容詞 experimental:

1. relating to or based on experiment
2. relying on observation or experiment
   同義詞：data-based, observational
3. of the nature of or undergoing an experiment

1. The result obtain differ in different experimental method.
   不同的試驗方法所得到的結果也不同。
2. The experimental results bear out our supposition.
   實驗結果證實了我們的假設。
3. In experimental plots the yield has been doubled.
   在試驗田里，產量已(被)提高了一倍。
4. The technique is still at the experimental stage.
   這項技術正處于實驗階段。

ex.per.i.men.tal

adj.Abbr. exp.,exptl.,X,x（形容詞）縮寫 exp.,exptl.,X,x

Relating to or based on experiment:
根據實驗的：關于或建立在實驗上的：
例句：
experimental procedures; experimental results.
實驗步驟；實驗結果

Given to experimenting.
為實驗用的
Of the nature of an experiment; constituting or undergoing a test:
實驗性的：實驗性的；構成或經歷實驗的：
例句：
an experimental drug.
試驗性藥品

Founded on experience; empirical.
實證的：建立在實驗基礎上的；全憑實驗的

【引伸】
exper.imen.tally
adv.（副詞）