She had carried test tubes containing radioactive isotopes in her pocket and stored them in her desk drawer, remarking on the pretty blue-green light that the substances gave off in the dark.

• 她总是把装有放射性同位素的试管放在口袋里随身携带，或将它们存放在办公桌的抽屉内，这些元素在夜晚总是会发出美丽的蓝绿色光芒。