ox eye

同根派生

This century 40 time end, somebody of American IBM company begins to study homocentric circle (alleged ox eye) code marks, use at commodity.
本世纪40年代末,美国IBM公司有人开始研究同心圆形(所谓牛眼)代码标识,用于商品。
This paper deals with the way of purifing highly purity hyaluronic acid from ox eye by fractionation and organic solvent precipitation.It is easier to operate and form scale than others.
本文报道采用分级分离并结合有机溶剂沉淀法,从牛眼中纯化出高纯度透明质酸,较其他方法简便,易形成规模。
Appraisal on the toxicity of hyaluronic acid from ox eye
牛眼透明质酸的毒性评价
If the ox falls, whet your knife.
牛一倒，快磨刀; 人遭难，众人踩。
The ox is never woe, till he to the harrow go.
挂耙去耕地，牛才知辛苦。