The number of students taken to hospitals increased one and a half times from nineteen ninety-seven to two thousand seven.

VOA: special.2009.08.13

It's much larger than a bacterium, it's ten to 30 microns let's say instead of one to two microns, so almost ten times bigger.

人类细胞比细菌大得多,有十到三十微米那么大而不是一两微米,几乎大了十倍

耶鲁公开课 - 生物医学工程探索课程节选