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Australopithecus in the slim-type about 350 million years ago into a fully formed person; stout-type did not complete the change, about 100 million years ago extinction.

南方古猿中的纤细型在约350万年前转变为完全形成的人；粗壮型未完成这一转变，约在100万年前灭绝。

Cameron joined the guards two years ago, who was the first female beefeater since they were formed more than 500 years ago.

卡梅隆两年前加入了卫队，成为伦敦塔卫队自500多年前成立以来第一名女性伦敦塔卫兵。

Block printing was invented 1300 years ago, and movable type 800 years ago.

在一千三百年前，已经发明了刻版印刷/。

China clay sculpture the arts can be traced back to the 1000-1 years ago 4 years ago during the Neolithic.

我国泥塑艺术可上溯到距今4千至1万年前的新石器时期。

Years ago I hiked the Appalachian Trail it was very primitive then.（ run-on sentence ）*Years ago I hiked the Appalachian Trail, it was very primitive then.*He was pushed into the room, his hands were bound together.（ comma splice

如果两个或多个独立分句之间没有标点符号隔开（ run-on sentence； fused sentence ），或是使用逗号隔开，而不用连接词连接，就会造成串句。

But the Supreme Court effectively deregulated credit card rates 30 years ago, and 10 years ago it deregulated the size of the fees a bank could charge.

但是最高法院在三十年前就撤销了对信用卡利率的有效管制，而十年前又撤销了对银行收费规模的管制。

Not long ago I went back to Dayton for the first time since my trial 37 years ago.

前不久，我在那次审判三十七年之后第一次重返戴顿。

Thereafter, due to a large number of ancient human fossils found in the material, some people think that the human and ape in the new Middle and Late Miocene Tertiary (180-600 million years ago) started to divide the community a few years Dryopithecus health of various species are the ancestors of monkeys, a species which evolved into the first person Branch representatives - Ramapithecus later evolved from the Ramapithecus dating back 200 million years ago, Australopithecus, and then through the Homo erectus, early Homo sapiens, late Homo sapiens (M. Krume farmer) and evolved into modern man.

此后，由于大量古人类化石材料的发现，部分人认为人和猿是在新第三纪的中新世中晚期（距今180—600万年间）开始分化的，森林古猿里的几个种是各种现生猿的祖先，其中有一个种进化成最早的人科代表——腊玛古猿，以后由腊玛古猿进化成距今200万年前的南方古猿，再经过直立人、早期智人、晚期智人而进化成现代人。

It's been embarrassingly long ago since I wrote a journal with the last one being nearly a year ago.

很不好意思的，距离我写的上一篇日记，已经隔了将近一年的时间。

I got a floater a month ago, it did not dissolve, and then I got an even bigger one about 4 days ago.

我一个月前得了飞蚊症，它并没有消失，反而在四天前有长了个甚至更大的。

A solid basis of evidence underpinned her theory.

有利的证据基础支持她的理论。

Apoptosis was detected in both of the cell lines in the absence of folacin, but no necrosis was observed in this experiment.

实验组和对照组中，均未观察到细胞坏死，每种细胞均可看到凋亡细胞；HBL-100在实验组的P53突变型蛋白面积比对照组大（P.05），实验组P53mRNA阳性面积比对照组的大（P.05）。