Carbon dioxide is the second most important greenhouse gas, trapping heat in our atmosphere and increasing global temperatures via the greenhouse effect.

二氧化碳是第二大重要的温室气体，它阻止我们的大气散热，并通过温室效应增加全球温度。

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Second, you're confined to running the query only via your Clojure code.

其次，您被限制为只能通过您的 Clojure 代码运行查询。

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The second way to use the system is via a web page such as one in an online store.

使用这套系统的第二种方式就是通过一个类似于在线商店的网页。

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You can go to any one of these times more comfortable, less comfortable, somewhere in between, and the focus of these sections will be on the material cover this week as well as potentially the start of next week and with a focus on problem set 1, which is the second problem set, 0 index which will go out via PDF this weekend.

只要你乐意，上哪堂课都可以，这些课程不仅覆盖了本周的学习内容,也可能囊括了,下周要学习的知识,请大家把注意力集中到我们的第二本习题集--习题集1上，这周末会以PDF格式发布出来。

哈佛公开课 - 计算机科学课程节选

Should the Scotsman fail to climb four places in time, he will attempt to qualify for the year's second major via second regional qualifying at Walton Heath, Surrey, on 6 June.

BBC: SPORT | Golf | Poor finish hits Montgomerie bid

Finland is also promising to make 100Mbps (megabits per second) broadband via fibre available to citizens by 2015, two years earlier than the UK's plans.

BBC: Confused message on UK broadband

If this will suffice, then no problem, but even RIM admits that consumer focus is changing and tending toward a second communications link via 3G or 4G as a stand-alone device.

FORBES: The RIM Playbook: An "Evolving Concept"