But the pressure to reimpose barriers in all three areas is now growing in advanced economies .

但目前在发达经济体，对所有这三个领域重新设置壁垒的压力正日益增长。

John kerry , chairman of the us senate foreign relations committee , called for oil companies to halt operations in libya and suggested the us reimpose sanctions on tripoli .

美国参议院外交关系委员会主席约翰克里（johnkerry）呼吁在利比亚的外国石油公司停产，并建议美国重新对该国实施制裁。

A un peacekeeping mission says it will help the fledgling army to reimpose order , but it has committed only 150 troops for a limited period .

一个联合国维和代表团表示他们将帮助那些散兵游勇整饬军纪，但是在一定的时间内能够组建到的只有150人。

The problem has been amplified by unseasonally large snowfalls in northern and central china , but the root cause is beijing 's attempt to reimpose and tighten price controls on numerous commodities , such as coal and oil .

中国北部和中部地区的非季节性大规模降雪加剧了能源短缺问题，但其根源是中央政府试图对煤炭和石油等多种大宗商品重新实施和加强价格控制。

Two companies in the past week have dropped below their ipo price on their trading debut , the first time this has happened in china for at least five years , raising fears that the government may reimpose a ban on listings .

过去一周，有两家公司的股票在上市首日即跌破发行价，这是至少5年来中国首次发生这种情况，引发人们担心政府可能重新出台上市禁令。