但是，当他的儿子带着他的男友逃离这个城市，二人为生活忧心忡忡的时候，孙德华才开始反省自己。

But when his son fled the city with his boyfriend, both fearing for their lives, Sun began to think again.

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我不能肯定。 很难看得出。 魏华和孙梅英两个不分上下。

I'm not sure. It was difficult to see.

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张云江，张淑华，孙岩松对25年寒地水稻花培育种与同期常规育种统计资料进行了比较分析。

Based on the data from 25-year rice anther culture breeding and contemporary conventional breeding in cold region, their selection efficiency were compared.

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