这颗彗星重约500兆吨，面积相当于纽约市大小。

The comet, weighing about 500 trillion tons, covering an area equivalent to the size of New York City.

youdao

通过分析白色浮石的地球化学线索，研究小组发现，“千年大喷发”实际上向大气中排放了大量的硫：大约45兆吨。

By analyzing the white pumice for geochemical clues, the team found that the Millennium Eruption actually emitted a large amount of sulfur into the atmosphere: an estimated 45 megatons.

youdao

根据这一项目负责人保罗·威尔金森的数据，仅仅一年时间，这一项目就节约了12500DALYs，并使每百万人的碳排放量下降了0.102兆吨。

In one year the programme would save 12, 500 DALYs and 0.1-0.2 megatonnes of carbon dioxide equivalent for every million people.

youdao

根据这一项目负责人保罗·威尔金森的数据，仅仅一年时间，这一项目就节约了12500DALYs，并使每百万人的碳排放量下降了0.102兆吨。

In one year the programme would save 12, 500 DALYs and 0.1-0.2 megatonnes of carbon dioxide equivalent for every million people.

youdao