clinches例句
        Pass argy - bargy one time, both sides 
clinches a deal with 6000 yuan.
经过一番讨价还价, 双方以6000元成交.
That 
clinches the argument.
那件事澄清了这项议论.
Bridal chamber 
clinches a deal the volume drops substantially, the price also falls again.
新房成交量大幅度下跌, 价格也一降再降.