bull-bear line

In the radar echo images the squall line showed herringbone or bow, bull's-eye structure and the main front was associated with thin ribbon weak echo which was the sign of the emergence of gale.

在雷达回波图上呈人字形或弧形，有“牛眼”结构，主回波前缘有细长带状弱回波是出现大风的征兆；

John Bull Effect of hepatocyte growth-promoting substance on proliferation of HL-60 cell line

新生牛促肝细胞生长素对HL-60细胞增生的影响

The bull-in-the-china-shop routine might have worked when you were stealing gumballs, but our asses are on the line now, okay?

小偷小摸的时候莽撞行事大概还有点小用，不过咱现在都火烧眉毛了，行吧？

Also blurring the line between sports and eSports is the fact that traditional Red Bull extreme athletes were competing at X-Games Austin in June for the exact same medals that Call of Duty Ghosts teams were playing for.

除此之外，还有一个例子能够说明传统体育竞技和电子竞技的界限正在渐渐模糊。今年六月在X-Games极限运动的奥斯汀站上，举办了一场由八支电竞队伍参加的《使命的召唤：幽灵》邀请赛。