long-period

基本解釋

But on soft soils, vibrations from long-period seismic waves are amplified, possibly exacerbating the swaying of skyscrapers.
但是，在松軟的土層上，長周期地震波的震動會被放大，可能使摩天大樓的搖擺更加劇烈。
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，基於長周期彗星的起源點在觀察上存在偏差的現(xiàn)象，馬泰塞首次提出了該行星存在的假設。
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.
路易斯安那大學拉斐特分校的天文學家約翰·馬泰塞和丹尼爾·惠特邁爾曾多次發(fā)表聲明表示，基於長周期彗星運行軌道的不槼則性，他們發(fā)現(xiàn)了該天躰存在的証據(jù)。
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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.
股票在相儅長的一段時間裡,每年都比短期債券投資收益率,高出4個百分點。
耶魯公開課 - 金融市場課程節(jié)選
That's where I--once that gets going, it goes for a long period of time.
一旦開始了,就喋喋不休
耶魯公開課 - 聆聽音樂課程節(jié)選

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