Laser beams may cauterize and heal ulcers.激光束可以烧灼和愈合溃疡.Lasers cauterize incisions , reducing bleeding and infection, sealing off nerve endings, and minimizing postoperative pain.激光可以麻痹伤口, 减少流血和感染, 封闭神经末梢, 将术后痛苦降低至最小....
Epistemology is the theory of knowledge.认识论是关于认识的理论.Traditionally, philosophy has been partitioned into three areas: epistemology, metaphysics, and value theory.哲学在传统上分为三个领域: 认识论 、 形而上学和价值理论.What kind of 15 year - old re...