1. One: the Library is so enormous that any reduction of human origin is infinitesimal. 其一：图书馆是如此浩淼，对人类起点的任何还原不过是沧海一粟。
2. With each passing infinitesimal time interval another infinitesimal layer is added to the region within which the magnetic field exists. 随着每一个无限小的时间间隔另一个微层被添加到一个区域内，磁场就存在于这个区域内。
3. Infinite/at which gravitational forces cause matter to have infinite density and infinitesimal volume, and space and time to become infinitely distorted. 时空中的一点，在该点重力使物质的密度无穷大、体积无穷小，空间和时间被极度的扭曲。
英英解释
n.
1. (mathematics) a variable that has zero as its limit
2. infinitely or immeasurably small
