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
have been busy at work this morning
一早上都在忙着
Sorry to keep you waiting.
抱歉让你久等了。
George heard the noise and came downstairs quickly.
乔治听到了响声，迅速地下了楼。