易混淆的单词： Roentgen

X-rays : x-ray photography caused a sensation when it was discovered by german scientist professor roentgen in 1895 .

x光：1895年，德国科学家伦琴教授（roentgen）发现的x光成像引起了轰动。

When his parents pressed him about safety , taylor responded in the convoluted jargon of inverse-square laws and distance intensities , time doses and roentgen submultiples .

当父母责问这些物品的安全性时，泰勒就以平方反比定律、距离强度、时间剂量和伦琴因数这些费解的专业术语来回应之。