In those days, dentistry was basic. Extractions were carried out without anaesthetic.那时候，牙科学刚起步，拔牙都不打麻药。His work was important in helping establish dentistry as a separate profession.他在推动牙医学发展成一门独立学科的过程中发挥了重要作用.Health Sc...
We once had a computer print a monthly bill for a city councilman.有一次,我们给一位市政会成员用计算机打印了一份月度账单.State Assemblyman Jimmy Meng and City Councilman John Liu attended the meeting.州众议员孟广瑞和市议员刘醇逸皆出席了会议.Councilman Theron, you fou...