Three-quarters of all的意思|示意

Probably between two-thirds and three-quarters of all cancers are preventable.

大略在三分之二到四分之三之间的癌症是可以预防的。

HFT, which accounts for two-thirds to three-quarters of all Wall Street volume, seems to have led to smaller spreads (the gap between bid and offer prices).

高频交易，在所有华尔街交易量中比例约为三分之二到四分之三，似乎使得价差更小了(买入价格和卖出价格之间的缺口)。

Together, these nations account for roughly three-quarters of all global imports and exports and nearly 90 percent of global GDP.

这些国家加起来大约占世界进出口的四分之三和全球GDP的90%。

Nearly a third of all amphibians assessed by the IUCN are under threat, though that pales by comparison with the three-quarters of plant species found to be in danger.

被IUCN评估的所有两栖类中近三分之一都面临绝种的威胁，尽管与处境危险的四分之三的植物物种相比要好得多。

Three-quarters of all South African families now live in a “formal” home (usually a concrete or brick bungalow instead of a rough shack or thatched mud hut), up from just under two-thirds in 1996.

现在3/4的南非家庭都居住在“正规，标准”的房屋内（通常是指水泥或砖瓦房，而非粗制窝棚或者是用茅草和泥巴糊的小屋），而在1996年，这一比例不足2/3。

According to one study, half of all households in Brazil contain at least one obese person; the share is three-quarters in Russia.

一项研究表明，半数的巴西家庭至少有一位胖子，而四分之三的俄罗斯家庭有一位胖子。