The first polar base was established in 1957, during the International Geophysical Year.
首座南极科考基地建于1957年，当时正值国际地球物理学年。
This group is an outgrowth of the International Geophysical Year (I.G.Y.); but its program has broadened from geophysics to include mapping and biology.
这个组织是国际地球物理学年会(LGY)的一个派生机构，但是它的项目已经从地球物理学拓展到地图测绘和生物学。
Since the International Geophysical Year commencing from 1957, great advancements have been attained in this branch of science, both theoretically and experimentally.
自从1957年第一次地球物理年以来，这门科学获得很大的进展。
In a new paper in the journal Geophysical Research Letters, Robock and his colleagues say it could be done for "several billion" dollars a year.
在一篇刊登在《地球物理研究快报》(Geophysical ResearchLetters)杂志上的新论文中，罗博克和他的同事称每年投“几十亿”美元就能干成这件事。
In a new paper in the journal Geophysical Research Letters, Robock and his colleagues say it could be done for "several billion" dollars a year.
在一篇刊登在《地球物理研究快报》(Geophysical ResearchLetters)杂志上的新论文中，罗博克和他的同事称每年投“几十亿”美元就能干成这件事。
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