Eureka adventitious buds regeneration were investigated.是什么意思？

Eureka adventitious buds regeneration were investigated.

Eureka不定芽再生的主要因素.

eureka

int. （因找到某物，尤指问题的答案而高兴）我发现了，我找到了；

例句
The difference was not significant ( P > 0.05 ) between feeding with and feeding Eureka with Hercules.
而Eureka与 Hercules间差异均不显著 ( P>0.05 ).

adventitious

adj. 偶然的，外来的，<生>偶生的，后天的；

例句
The adventitious root is triarch, and has the secondary structure.
不定根为三原型, 具次生结构.

buds

n. 芽( bud的名词复数 )，苞，半开的花，未长大的叶；

例句
Rosanna's favourite time is early summer, just before the buds open.
罗莎娜最喜爱的季节是初夏，恰在花蕾绽放前。

regeneration

n. <生>再生，恢复，<宗>（灵魂的）重生，<电子>正反馈；

例句
This decision will give renewed impetus to the economic regeneration of east London...
这一决定会给东伦敦的经济复苏带来新的推动力。

were

be的过去时复数和第二人称单数形式，有时代替 was,用于条件从句、动词 wish 之后等；

例句
Shops, houses, and vehicles were set ablaze.
店铺、房子和车辆全都陷于火海。

investigated

v. 调查( investigate的过去式和过去分词 )，审查，侦查，研究；

例句
He was being investigated for receiving bribes.
他因收受贿赂正在接受调查。