The material consisted only of already published, unclassified information.这份材料里只有一些已公开的、非保密性质的信息。This will give your promotional material individuality and style.这会让你的促销品显得个性十足、格调高雅。In its untreated state the carbon fib...
那时候，牙科学刚起步，拔牙都不打麻药。In those days, dentistry was basic. Extractions were carried out without anaesthetic.牙医拔牙时她痛得喊叫起来.She cried out with pain when the dentist pulled her tooth out.这时候,拔牙的准备已经做好了.By this time the dental in...