Engzi's wife does not have method, and said to her son, "go your way, I came back from the street to kill pig feed you."
曾子的妻子没有办法，对儿子说：“你回去吧，我从街上回来了杀猪给你吃。”
Muscle stem cells - which multiply to form other muscle cells - are taken from an animal such as a cow or pig in a relatively simple procedure which avoids the need to kill or seriously harm it.
肌肉干细胞——可通过培育形成其它肌肉细胞——是通过一个相对简单的手术从诸如奶牛或猪之类的动物上身提取出来的，而不必去杀死或严重伤害这些动物。
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