"It's great to have entered the era that discovering super-Earths is routine, " added Seager, who was not involved in the HARPS research.

没有参与HARPS研究的西格尔补充道：“很庆幸我们进入了一个以发现超级地球为日常工作的伟大时代。”

属类：英汉句库-article.yeeyan.org-

The total value of rare earths traded in a year is about $2bn.

每年交易的稀土的总价值为大约20亿美元。

属类：英汉句库-www.ftchinese.com-

The U. S. military needs rare earths for night-vision goggles, cruise missiles, and other weapons.

美国军方的夜视镜、巡航导弹和其它武器同样需要稀土。

属类：英汉句库-article.yeeyan.org-

The Pentagon is due to report on its plans for securing rare earths to U. S. Congress this month.

美国五角大楼本月将向国会提交报告，说明确保稀土供给安全的计划。

属类：英汉句库-cn.reuters.com-

While once it was the world's leading producer, it now mines no rare earths , largely because of environmental and cost concerns.

美国一度是全球领先的稀土生产国，但现在不开采任何稀土，主要原因是环境和成本方面的担忧。

属类：英汉句库-www.ftchinese.com-

The United States stopped mining rare earths in 2002.

美国在2002年停止了稀土矿的开采。

属类：英汉句库-voa.hjenglish.com-

The industry is one of the largest US consumers of rare earths , Molycorp said.

莫利矿业表示，化工业是美国稀土消耗量最大的行业之一。

属类：英汉句库-www.ftchinese.com-

Right now, global growth is using about 1. 5 Earths .

目前，全球新增人口正在消耗1.5个地球的资源。

属类：无分类双语句库-m.yeeyan.org-

Batteries to store megawatts of power. Strong magnets that don't rely on rare earths .

能存储兆瓦电量的电池，从非稀土元素中分离出强磁体，变二氧化碳为燃料。

属类：英汉句库-article.yeeyan.org-

Most rare earths come from China, which has raised export barriers, exacerbating the problem.

全球大部分稀土供应来自于中国，而中国提高出口壁垒，使供应问题进一步恶化。

属类：英汉句库-www.ftchinese.com-