disastrous or destructive
灾难性的;毁灭性的;破坏性的
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a ruinous effect on the environment .对环境的灾难性影响。
costing far more than can be afforded
导致破产的
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the cost of their ransom might be ruinous .他们的赎金可能会高得致人破产。
in ruins; dilapidated
废墟的;破败的;坍坏了的;破旧的
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the castle is ruinous .这个城堡破败不堪。
"late Middle English (also in the sense ‘falling down’): from Latin