1·The tradition could date back to 300 BC.
这一传统可追溯到公元前300年。
2·Graffiti, soccer hooliganism, and street brawling all date back decades.
涂鸦、足球流氓和街头闹事都可追溯到几十年前。
3·Others point out that the first weather stations in the far north date back just 50 years.
另一些人指出，在遥远的北方建立的第一批气象站能追溯到50年前。
4·Some of them date back 200 years, which reflect the history of our area over the last two centuries.
其中一些可以追溯到200年前，反映了我们地区过去两个世纪的历史。
5·Wiktionary tells us that the origin of the expression "no strings attached" may date back to ancient times.
维基词典指出，“无附加条件”这一说法的起源可以追溯到古代。
6·The origins of glass date back to 3,500 BC but it wasn't until the Roman Empire, 2,000 years ago, that the art of glass-blowing and the practical uses of glass became more widespread.
玻璃的起源可以追溯到公元前3500年，但直到2000年前的罗马帝国，吹制玻璃的艺术和玻璃的实际使用才变得更加广泛。
7·Paper-cuts of animals have been found in tombs which date back over 1,500 years.
人们已经在1500多年前的墓穴中发现了动物剪纸。
8·This tradition can date back to the Sundiata Gaines.
这一传统可以追溯到桑迪亚塔·盖恩斯。
9·Predecessors of the cowboy date back to colonial times.
牛仔的祖先可以追溯到美国十三州殖民地时期。
10·WHO model lists of essential medicines date back to 1977.
世卫组织基本药物标准清单可以追溯到1977年。
1·Some of them date back 200 years, which reflect the history of our area over the last two centuries.
其中一些可以追溯到200年前，反映了我们地区过去两个世纪的历史。
2·Instead of being a million years old, as earlier analysis suggested, the fossils appear to date back nearly 2 million years.
不同于早先的分析得出的一百万年，这些化石似乎可以追溯到近两百万年前。
3·These prehistoric wasp cocoons, known as trace fossils among paleontologists, date back 75 million years to what is now Montana.
这些史前黄蜂蜂巢——古生物学家称为遗迹化石——可以追溯到7500万年前的蒙大拿州。
4·These schools date back hundreds of years to when the only people who possessed knowledge and learning were the church.
这些学校可以追溯到几百年前，那时候唯一拥有学识的人就是教徒。
5·Many of these names date back many centuries and are Arabic in origin (eg, "Betelgeuse" means "the armpit of the giant"!
其中许多的命名时间要追溯到很多世纪以前，那时阿拉伯刚发源（例如，“参宿四”意思是“巨人的腋窝”！）