The results indicated that intraspecific and interspecific difference were significant.是什么意思？

The results indicated that intraspecific and interspecific difference were significant.

结果表明,种间和种内差异显著.

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

results

n. 后果，结果（ result的名词复数 ），成绩（包括比分、得票、获胜者或当选者名单等），成功实现的事；v. 发生（ result的第三人称单数 ），导致，随着发生，结果发生；

例句
I think there's something a little peculiar about the results of your test.
我认为你的化验结果有点不对劲。

indicated

adj. 表明的，指示的；v. 标示( indicate的过去式和过去分词 )，指示，象征，表明或暗示…的可能性；

例句
Speeches delivered by Mr Dewar and Mr Wallace indicated their views were converging...
杜瓦先生和华莱士先生发表的讲话表明他们的观点越来越接近了。

that

det. 那个，那；pron. 那个，那；conj. 多么，如此…以至，用于某些动词、形容词和名词后，引出各种从句；adv. 不那么，那样；

例句
...expensive make-up that we saw being advertised by a beautiful model...
我们所见的由一位漂亮模特代言的昂贵化妆品

intraspecific

adj. 种内的；

例句
There are as well as density - dependent biological factors such as disease, predation, and intraspecific conpetition.
还有密度制约的生物因素,诸如病害 、 捕食和种内竞争等.

and

conj. 和，与，而且，于是，然后，因此；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

difference

n. 差别，差异，[数]差数，差额，意见分歧，特色；vt. 辨别，区分；

例句
Contrary to popular belief, there is no evidence that what you look like makes much difference to your life.
和人们一般的看法相反，没有证据表明面相对人生有多大影响。

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。

significant

adj. 重要的，显著的，有重大意义的，意味深长的；

例句
You can look forward to a significant cash return by saving from as little as £10 a month...
只要每个月存下区区10英镑，你就有希望得到相当可观的现金收益。