简单释义：

---

n. 祖先；祖宗；（动物的）原始种型；（机器的）原型

网络 先辈；先人；先驱

变形：

复数：ancestors  

---

完整释义：

---

n.

1.祖先,祖宗
2.祖系体
3.原型
4.长辈
5.〔物〕原始粒子
6.先驱者
7.原始现象
8.世代
9.【生物学】先祖,原种
10.【法律】被继承人

---

例句：

1. A model that had a single common ancestor and allowed for some gene- swapping among species was even better than a simple tree of life.
   一个拥有单一共同祖先且允许物种间部分基因彼此交换的模式甚至更优于树形生命模式。

2. So, Homo erectus was the first human ancestor to leave Africa and begin its spread across the globe.
   所以，直立猿类是第一个离开非洲的人类祖先，之后他们就开始遍布全球了。

3. In just a couple of seconds, you are informed that you and the grizzly bear shared a common ancestor just 98. 2 million years ago.
   在两秒钟之后，你就会被告知这头熊和你在九千八百二十万年前有着同一个祖先。

4. The use of a common model ancestor in model comparisons and merges is an extremely important (and rather subtle) process to understand.
   模型比较和合并中模型起始的使用，是我们必须理解的非常重要的一种进程。

5. A clone refers to one or more offspring derived from a single ancestor, whose genetic composition is identical to that of the ancestor.
   克隆是指来自同一祖先的一个或多个后代，其基因构成与其祖先完全相同。

6. It is possible, however, to limit the selector to only the direct (first generation, so to speak) child of the ancestor, or parent.
   但是，选择符也可以只选择祖先（或父）元素的直接后代（即子元素）。

7. He had another spiritual ancestor -- in terms of transparent diplomacy, at least -- in Leon Trotsky.
   他还有另一个精神领袖式的祖先——至少在透明外交方面——列夫•托洛茨基。

8. Research on Ardi suggests that this ancestor didn't look nearly as much like a modern chimpanzee as had been previously suspected.
   研究告诉我们，我们的这个祖先“阿蒂”并不像先前所预测那样与现代黑猩猩长得很像。