集中于...

转柄钻...

n.定倾中心，外心点...

the vogue for child-centred education以孩子为中心的教育潮流The fighting has been centred around the town of Vucovar.战斗主要集中在武科瓦尔镇周围。The map will be redrawn centred on the position of Betelgeuse.地图将以参宿四为中心重绘.Given such incentives, ca...

中心销...

定点放大镜...

n.染色中心染色质核仁，核粒...