[, ]the amount of space that an object or a substance fills; the amount of space that a container has体积；容量◆Liquid fuels are sold by volume.液体燃料按容积出售。◆The barrel has a volume of ten cubic metres.这个桶的容量为十立方米。 [, ]the amount of sth额；量◆The volume of trade between the two countries decreased last year.去年两国间的贸易额下降了。◆Sales have doubled in volume over the last two years.过去的两年里销售额翻了一番。◆Volume sales increased by 15% last year.去年销售额增长了 15%。◆DVD equipment has sold in high volumes.DVD 设备销量很大。⨁an enormous / a high / low / huge / large / substantial volume (of sth)大量／少量／大量（的某物） () [, ]the total number of shares bought and sold on a stock exchange on a particular day交易量；成交量◆an average daily trading volume of 100 000 shares日均 10 万股的交易量⨁(a) brisk / heavy / light / low / strong volume (of sth)（某股的）活跃／大量／少量／低迷／强劲的成交