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The pulse is usually timed in microseconds .

脉冲通常以微秒计。

In dark pools he zeros in on the market plumbing that has allowed quants to jump in and out of stocks in microseconds ( millionths of a second ) .

而在《暗池交易》中，他则瞄准了市场上的跳水现象，在这个过程中，宽客可以在几微秒（百万分之一秒）内进行股票买卖。

A few microseconds may not sound much , but it is just about enough to perform some basic operations .

几个微秒听起来或许不长，但刚好足以进行某些基本运算。

The LSE had long been criticised on speed and reliability , grappling with trading speeds of several hundred microseconds .

LSE很早以前就抱怨速度和可靠性，几百微秒才能处理一笔交易。

Average processing time spent per Sub-enroll request in microseconds .

每条注册子过程请求的平均处理时间（以微秒计）。