As far as I am concerned, the popularity of body-building will be a long-time trend.

据我所知，健身的普在未来将是一个趋势。

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Now, if you operate an economy below trend for long periods of time, disinflation is sure to become a problem.

现在，如果你操纵经济长期低于基本趋势，通货紧缩势必成为一个难题。

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This trend wasn't apparent in the long-run, though, as women maintained a better body image over time than their male counterparts.

但时间久了，这样的趋向却并不明显，因为随着时间推移，女性则能保持比她们的男性配偶更好的体型。

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This trend is hindering Japan's long-time strategy of relying heavily on exports to drive growth and adding to pressure to find fresh momentum through stronger domestic demand at a time when the workforce is aging and shrinking and corporate investment remains feeble.

NPR: Japan Posts Record $17.4B Trade Deficit In Jan.

Stated differently, if Simon was really betting that inflation-adjusted prices of a basket of commodity prices have a significantly negative trend over long periods of time, and Ehrlich was betting that the slope of that line was significantly positive, I think Simon wins the bet.

FORBES: But Why Did Julian Simon Win The Paul Ehrlich Bet?

But it may also herald the re-emergence, after a decades-long trend among Israel's neighbours to accommodate the Jewish state, of a broad rejectionist front, this time inspired by pan-Islamist feeling rather than the pan-Arab nationalism of the 1960s and 1970s.

ECONOMIST: The Arab world