でも、勉強に真面目に取り組む姿勢や、地頭の良さみたいなものは、今の知的で落ち着いた雰囲気にも表れてますよね。 On the list of first known experiments on the connection concerning combustion and air was done via the 2nd-century BCE Greek author on mechanics, Philo of Byzantium. In his perform Pneumatica, Philo observed that inverting a vessel above a burning candle and surrounding the ve... https://waldok812jnp9.wikienlightenment.com/user