| 例句 |
Experts say the flawed gene triggers cancer.专家们说有缺陷的基因会引发癌症。It has been said that stress causes cancer.据说压力会引发癌症。The cancer risks associated with smoking have been well documented.抽烟有引发癌症的危险，这两者的关联是有详尽的文献为证的。Smoking is one of the major causes of cancer.吸烟是引发癌症的主要原因之一。The company denies, in the face of overwhelming evidence, that smoking causes cancer.即使在大量证据面前，公司依然否认吸烟会引发癌症。 |