“这个项目已经开始实施”，他说，“自1990年以来，总体的年龄标准化癌症死亡率已经降低了20%”。

"This is a projection of what is already happening, " he said. "Overall age-standardised cancer deaths are down 20 percent since about 1990. "

youdao

“这个项目已经开始实施”，他说，“自1990年以来，总体的年龄标准化癌症死亡率已经降低了20%”。

"This is a projection of what is already happening, " he said. "Overall age-standardised cancer deaths are down 20 percent since about 1990. "

youdao