In this task, given a sentence in the English language, your task is to convert it into the Chinese language.

[Q]: So the researchers investigated how a concentrated form of the plant component parthenolide would affect leukemia cells and normal cells.
[A]: 因此，研究人员研究了浓缩形式的植物成分小白菊内酯如何影响白血病细胞和正常细胞。


[Q]: The police say they have arrested a 38-year-old in relation to the shooting, he was found in a street nearby after fleeing the scene.
[A]: 警方表示，他们已经逮捕了一名与枪击案有关的38岁男子，在逃离现场后他被发现出现在附近的一条街道上。


[Q]: Fundraising figures have been released for February: Romney raised 12.5 million during the month, and spent $12.3 million on advertising.
[A]:
2月份的筹款数字已经公布：罗姆尼在该月筹集了一千二百五十万美元，支出了一千二百三十万美元的广告费。