3.The new assemply line has halved the production cost.
新的流水装配线使生产成本减少半。
4.Overall operating profits halved to $24 million.
总的营业利润减少半,降至2,400 万元。
5.The shares have more than halved in value since the summer high of 572p.
股价从夏天572 便士的高价已经下半上。
6.The drug is collected in summer and autumn when the fruit turns greenish-yellow, boiled in water until the exocarp becomes grayish-white in colour, halved longitudinally, and dried in the sunn.