Aseptic technique is the technique aiming to prevent all kinds of microorganisms from invading the body in the process o答：无菌技术是指在医疗、护理操作中，防止一切微生物侵入人体和防止无菌物品，无菌区域被污染的操作技术。
T: It depends on the proper handling of intravenous technique and rigid aseptic technique .老师：这取决于正确的静脉注射操作规程和严格的无菌技术。