祖先的

Dinosaurs are believed to be the ancestors of modern birds, since other feathered dinosaurs have also been discovered.

恐龙被相信是现代鸟类的祖先，因为其他翎毛类恐龙也曾被发现。

But although our faith in many of the things in which our forefathers fervently believed has weakened

可是虽然我们对我们祖先笃信的许多事物已不太相信

I inherited a hardy constitution from sturdy forbears.

我自祖先那儿遗传到强壮的体格。

He is traditionally considered to be the forebear of the Arabs.

他传统上被认为是阿拉伯人的祖先

A person from whom one is descended,especially if more remote than a grandparent;a forebear.

祖先，祖宗繁衍后代的人，特别是远于祖父辈；前辈

"Ancestor: a person from whom one is descended, especially if more remote than a grandparent ; a forebear."

祖先： 祖宗繁衍后代的人，特别是远于祖父辈；前辈

My forebears lived in the west of Scotland.

我的祖先居住在苏格兰西部。

But they will join the company of their forebears, never again to see the light.

他终要回去和他的祖先相逢，永永远远他再不能看到光明。

Many of us conform to the outdated customs laid down by our forebears.

我们许多人都遵循祖先立下的过时习俗。

This is the place where our forefather s landed.

这是我们祖先登陆的地方。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。