这种疼痛是由于血管的收缩而引起的。The pain is produced by constriction of the blood vessels.血管可能会渗漏，造成视力模糊。The blood vessels may leak fluid, which distorts vision.血管破裂the rupture of a blood vessel...
...plain gold studs.素金耳钉We will make thee plaits of gold With studs of silver.但是,我们要为你制金链子,为你配上银质的饰物.You see studs on lots of London front doors.在伦敦，你能看到许多人家的大门上都装有饰钉。Outer row of studs secures the yoke to the body.双头螺栓的...
OBJECTIVE To study and improve the synthesis of liposome excipient phosphatidyl ethanolamine.目的研究并改进脂质体辅料磷脂酰乙醇胺的合成工艺.New product pre - formulation researches include capability with excipient testing and lab trials.新品研发阶...