for me was actually ineffective for you, and similarly, it could be that a drug that is harmful for you is safe for me, and, you know, this seems totally obvious, but unfortunately it is not the way that the pharmaceutical industry has been developing drugs because, until now, it hasn't had the tools.
对你却毫无效果，反过来， 也有可能一种对你有害的药物对我却很安全。 这一点似乎显而易见， 但很遗憾，这却不是 制药行业一贯用以开发药物的指导思想。 因为直到现在，相关的工具才到位。