消遣( relaxation的名词复数 );松懈;松弛;放松;
Playing the piano is one of his favourite relaxations.
弹钢琴是他喜爱的一种消遣.
We develop several formulations of the maximum failure cost problem and present relaxations for them.
我们建立了几种最大失灵成本的模型并讨论他们的松弛问题.
Playing the paino is one of his favourite relaxations.
弹钢琴是他最喜爱的消遣之一.
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