史密森全球火山机构是怎样跟踪观察冰岛火山的呢？
How is Smithsonian's Global Volcanism Program keeping track of the Icelandic volcano?
这是史密森城堡，这里是该机构的行政办公室，信息中心和史密森。
This is the Smithsonian Castle, home to the institution's administrative offices, and the Smithsonian Information Center.
这是史密森城堡，这里是该机构的行政办公室，信息中心和史密森。
This is the Smithsonian Castle, home to the institution's administrative offices, and the Smithsonian Information Center.
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