strengthening
['streŋθənɪŋ]
n.
加固;
v.
加强，巩固( strengthen的现在分词 );
例句:
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Environmental pressures are strengthening the case for waterborne freight.
环境的压力使人们更加认可水上运输。
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There was a short sharp shower followed by a strengthening breeze.
一场短时强阵雨后风势渐长。
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Other poor countries looked outward, strengthening their ties to the economic superpowers.
其他贫穷国家将目光投向国外，加强与经济强国的联系。
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Most of this work is about strengthening and loosening.
来自BBC
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Huge resources have been spent on strengthening our defences.
来自THETIMES
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But recent data suggest that business confidence is strengthening.
来自THETIMES