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(yàn)方法所得到的結(jié)果也不同。
2. The experimental results bear out our supposition.
   實(shí)驗(yàn)結(jié)果證實(shí)了我們的假設(shè)。
3. In experimental plots the yield has been doubled.
   在試驗(yàn)田里，產(chǎn)量已(被)提高了一倍。
4. The technique is still at the experimental stage.
   這項(xiàng)技術(shù)正處于實(shí)驗(yàn)階段。

ex.per.i.men.tal

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

Relating to or based on experiment:
根據(jù)實(shí)驗(yàn)的：關(guān)于或建立在實(shí)驗(yàn)上的：
例句：
experimental procedures; experimental results.
實(shí)驗(yàn)步驟；實(shí)驗(yàn)結(jié)果

Given to experimenting.
為實(shí)驗(yàn)用的
Of the nature of an experiment; constituting or undergoing a test:
實(shí)驗(yàn)性的：實(shí)驗(yàn)性的；構(gòu)成或經(jīng)歷實(shí)驗(yàn)的：
例句：
an experimental drug.
試驗(yàn)性藥品

Founded on experience; empirical.
實(shí)證的：建立在實(shí)驗(yàn)基礎(chǔ)上的；全憑實(shí)驗(yàn)的

【引伸】
exper.imen.tally
adv.（副詞）