交易商称，温和的天气预报引发了玉米的抛售。

The milder forecast was the spark that initiated selling in corn, traders said.

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煤炭交易商称，对煤炭潜在短缺的担忧，已推动煤炭价格上涨至创纪录的水平。

Coal traders said the fear of potential shortages had helped push coal prices to record levels.

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交易商称，葡萄牙举债成本大幅上升，10年期国债收益率一度升至7.18%，接近欧元时代的最高位，在欧洲央行入市干预后，其收益率在收盘时回落至7.01%。

Portugal's cost of borrowing jumped to 7.18 per cent for 10-year debt, close to euro-era highs at one point before intervention by the ECB saw yields fall back to close at 7.01 per cent, traders said.

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