在环境健康观察网站早期发表的论文中，萨普克塔团队列出了很多，包括他们在烟草中研究出的最普遍的细菌。
Sapkota's team lists many of these - including the most prevalent bacteria in the tobacco they studied - in a paper published early, online in Environmental Health Perspectives.
在智利阿塔卡玛沙漠，全新的国际天文观察站正在建设中，它是射电天文学的另一个最尖端项目。
On another cutting edge of radio astronomy is a brand new international observatory that's under construction in Chile's Atacama Desert.
在山顶，你可以从一条小径到达建在石头上的铁观察塔。
At the top, you follow a short path to a stone-and-steel observation tower.
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