a. 四重的, 四倍的, 四垒的
adv. 四倍, 四重
r. by a factor of four
以上就是本站详细整理的词语fourfold是什么意思的翻译解释，供大家参考一下。
For a diagnosis of tularemia you need a fourfold increase in serum antibody levels.
如果血清抗体滴度增加了四倍 则可确诊兔热病
I'm proposing a fourfold increase in capital expenditure based on biological and hardware advances.
基于生物和硬件的发展 我提议将资本支出提升四倍
And over four million tonnes of tuna are caught worldwide each year, a fourfold increase in as many decades.
每年全球金枪鱼渔获量超过四百万吨 这一数字在几十年内增长了四倍