n.千的五次方
adj.千之五次方的
The ordinal number matching the number quadrillion in a series. 在一系列数中相当于百万的四次乘方的序数
Synaptic activity is staggering: 10 quadrillion (1016) neural connections a second. 突触的活性相当惊人：每秒钟有高达1016个突触被活化。
At more than 1 quadrillion mathematical calculations per second, it is about 55,000 times faster than your typical PC. 它的运算速度大于每秒钟100万亿次，大约比传统意义上的个人电脑快55000倍。
DES supports 7.2 quadrillion possible keys more than a million possible keys for every man,woman and child on the planet. DES支持72万亿种可能的钥匙，我们这个星球上每个男人、女人和孩子都可以分到100多万种可能的钥匙。
DES supports 7.2 quadrillion possible keys more than a million possible keys for every man, woman and child on the planet. des支持72万亿种可能的钥匙，我们这个星球上每个男人、女人和孩子都可以分到100多万种可能的钥匙。
