back-trough

基本解释

The Mariana Trough is an active spreading back-arc basin.
馬裡亞納海槽是一個正在擴張的弧後盆地。
In a few short weeks I had traced The Secret back trough the centuries, and I had discovered the modern-day practitioners of The Secret.
短短幾個星期內，我廻溯數個世紀史料追蹤這個秘密，竝發現了這秘密的儅代實踐者。
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Seybold is riding American Tower (nyse: AMT - news - people ) back up out of the trough.
FORBES: Gurus Target Telecoms
The unemployment rate has dropped more than 40% of the way back to its pre-recession level, but the employment-to-population ratio is closer to its trough than its pre-recession peak.
FORBES: Unemployment Rate Down As Americans Give Up On Work
Both CEOs took over their companies near the bottom of the capital markets trough and have worked their companies back up to a stock price nearly identically above the pre-crash all-time high.
FORBES: Is The Stock Market Rational? P&G vs. Unilever