目的:比较白内障手术中传统四分法原位碎核与轮转切削技术(削梨法)超声乳化对眼组织的安全性. Objective The investigation was designed to compare rotated ? chipping phacoemulsification with criss and cross technique in security.
Her wedding cake has three tiers.她的结婚蛋糕有三层。...the auditorium with the tiers of seats around and above it.四周和上方有一排排座位的礼堂From her tiny waist a crinolined skirt cascaded in three deep tiers.裙架撑起的三层大裥裙从她的纤腰上款款垂下。Islanders ha...
Caffeine is bad for your health.咖啡因对人体健康有害。The caffeine in coffee can jangle the nerves.咖啡中的咖啡因会使神经紧张。They appear appeal mainly to young people and are fueled mainly by caffein caffeine.他们主要受到年轻人的喜爱,而且原料主要是咖啡因.with most ...