Pro-carcinogen
n. 前致癌物, 原致癌原
🧩 词语组成解析
pro
[prəu]
n. 赞成者;赞成的意见;赞成票，投赞成票者;
adv. 赞成地;肯定地;
carcinogen
[kɑ:'sinədʒən]
n. 致癌物;
🗣️ 情景例句
Right.
好的。
He is unfortunate who cannot bear misfortune.
不能承受不幸的就是不幸。
Libraries made education possible, and education in its turn added to libraries: the growth of knowledge followed a kind of compound interest law, which was greatly enhanced by the invention of printing.
藏书使教育成为可能，而教育反过来又丰富了藏书，因为知识的增长遵循着一种“滚雪球”的规律。印刷术的发明又大大提高了知识增长的速度。