翻译此词在此句中的意思And that's ture even though manufacturers have already hiked the efficiency of refrigerators and other white goods by as much as 70 percent since the 1980s. ---hiked在此句中什么意思，再全文翻译一下
问题描述：
翻译此词在此句中的意思
And that's ture even though manufacturers have already hiked the efficiency of refrigerators and other white goods by as much as 70 percent since the 1980s. ---hiked在此句中什么意思，再全文翻译一下
答
增加
自从1980年代 虽然 厂家已确实增加了 冰箱及其他白色家电 70%的效率（白色家电指冰箱空调等）