I don't mean to make this a broad sweeping statement it's just an observation of the men I've talked to in my life.

我并不是说这是一种广泛的现象，这只是在我与我认识的男人交谈时的一个发现。

youdao

The mean life of filter in observation group was shorter than that in control group(P<0.05).

观察组滤器的平均寿命短于对照组（P<0.05）。

youdao

The mean life of filter in observation group was shorter than that in control group(P<0.05).

观察组滤器的平均寿命短于对照组（P<0.05）。

youdao