principia
常见例句
- Newton's Principia, having explained orbits of heavenly bodies and more earthly things like the reason why apples fall to the ground, was hailed as the greatest insight of mankind.
牛頓力學原理解釋了天躰繞軌道運行的原因以及宏觀尺度的一些現象，比如蘋果爲什麽會掉到地上。 返回 principia