爱情的天平加上金钱的砝码，就会失去幸福的平衡。买卖婚姻成交的时候，往往就是爱情悲剧的开始。
Love the balance plus weight of money, they will lose the balance of happiness. When trading turnover of marriage, often is the love tragedy begins.
把书当做平衡砝码，在一间开阔的屋子里蹲弓步，直到你完成一组设定的动作。
Using the books as weights, lunge across an open room until you've completed your desired set.
称量硬币时将硬币放在秤的一端，另一端则放已知重量的砝码，直至两端平衡。
To weigh the coin, it would be put on one side of scale, and counterweights of a known weight would be put on the other side until the scales balanced.
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