Objective : To study the feasibility of spermatogonial stem cell allotransplantation.目的: 研究同种生精干细胞移植的可行性.Limb allotransplantation is an important procedure for reconstruction of limb defects.同种异体肢体移植是解决肢体缺损的重要方法,本文阐述了该项技...
I noticed, behind the neutrality of his gaze, a deep weariness.我注意到他不露声色的注视背后藏着深深的厌倦。He showed absolutely no signs of weariness.他毫无倦意。Despite his weariness, Brand mustered a wan smile.虽然精疲力竭，布兰德还是无力地笑了笑。...
维生素B可以促进红细胞再生。Vitamin B assists in red-blood-cell regeneration.细菌一进入血液里，就附着在红细胞表面上。Once in the bloodstream, the bacteria adhere to the surface of the red cells.红细胞大致呈圆盘状。Red blood cells are roughly the shape of a disk....
He had jumped overboard in New York harbor and swum to shore.他在纽约港跳下船，游上了岸。His sailing instructor fell overboard and drowned during a lesson.他的航海教练在一次训练课时从船上失足跌入水中，溺水身亡。Women sometimes damage their skin by going overboar...
Preparation, homogeneity, stability and certification of reference substance of bornyl acetate were studied.研究了乙酸龙脑酯标准样品的制备 、 均匀性和稳定性及其定值方法.OBJECTIVE : To study pharmacological effects of bornyl acetate, the main ingredi...