halve UK [hɑ:v] US [hæv] verb transitive ■to reduce something by half or divide something into two equal pieces 使减半;把…二等分•In the past eight years, the elephant population in Africa has been halved.在过去的八年中,非洲大象的数量减少了一半。 •The potatoes will cook more quickly if you halve them before you put them in the oven.如果把马铃薯切成两半再放进烤箱,它们会熟得更快。 intransitive ■If something halves, it is reduced by half 减半•Their profits have halved in the last six months.在过去的六个月里,他们的利润减少了一半。 |