long-period

常见例句

But on soft soils, vibrations from long-period seismic waves are amplified, possibly exacerbating the swaying of skyscrapers.
但是，在松软的土层上，长周期地震波的震动会被放大，可能使摩天大楼的摇摆更加剧烈。
Matese first proposed the existence of this planet in 1999, based on a perceived bias in the points of origin for long-period comets.
1999年，基于长周期彗星的起源点在观察上存在偏差的现象，马泰塞首次提出了该行星存在的假设。
Astronomers John Matese and Daniel Whitmire of the University of Louisiana at Lafayette repeatedly claimed to have evidence of its existence based on irregularities among long-period comets.
路易斯安那大学拉斐特分校的天文学家约翰·马泰塞和丹尼尔·惠特迈尔曾多次发表声明表示，基于长周期彗星运行轨道的不规则性，他们发现了该天体存在的证据。
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Long-period comets,however, may take several hundred years to orbit the sun.
Stocks have paid 4% more a year over this incredibly long time period than short-term bonds.
股票在相当长的一段时间里,每年都比短期债券投资收益率,高出4个百分点。
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That's where I--once that gets going, it goes for a long period of time.
一旦开始了,就喋喋不休
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After looking at the orbits of almost 300 long-period comets, they have concluded that too many are coming from particular parts of the sky.
ECONOMIST: X marks the spot
Long-period comets can arrive from any direction in space and are believed to originate in the Oort cloud (a reservoir of comets encircling the sun, the existence of which was worked out at the same time as the Kuiper belt by Jan Oort, a Dutch astronomer).
ECONOMIST: Unbuckling the Kuiper belt
Mr. O'CONNOR: The ICP technology involves drilling holes--vertical holes into the ground and inserting long electric heaters, which then gradually heat the rock over a long period of time, and over a long period of time--by that, I mean two or three or more years.
NPR: Industry Seeks to Extract Oil from Rocky Mountain Shale