Unit 7 - passage A: Our Picture of the Universe 翻译研究生英语读写教程(提高级)周红红第七单元A篇逐句翻译 整本书:https:哈哈哈哈//pan.哈哈哈哈bai哈哈哈哈du.哈哈哈哈com/s/哈哈哈哈1tKKChnr5XuvyKYKZCOVuOA哈哈哈哈?哈哈哈哈pwd=x7be Our Picture of the Universe 宇宙的图像 Stephen Hawking 史蒂文 ...
Although nuclear power plants emit low levels of radiation into the environment, long-term exposure to low-level radiation can be a health risk. 尽管核电站向环境中排放的辐射水平较低,但长期暴露在低水平辐射下也可能对健康造成危害。 While sources of ionizing radiation are essential to modern health ...