嗯，自从越来越多的饲养员开始在饲料里填东西。这个就是为了高营养。

Well, since more and more stockmen began to add something into the feed. That are for high nutrition.

youdao

嗯，自从越来越多的饲养员开始在饲料里填东西。这个就是为了高营养。

Well, since more and more stockmen began to add something into the feed. That are for high nutrition.

youdao