A dentist may decide to extract the tooth to prevent recurrent trouble.牙医可能会决定拔掉那颗牙，以免反复发作。When not removed, plaque causes tooth decay and gum disease.牙斑如果不清除就会导致牙齿蛀蚀和牙龈疾病。He fought tooth and nail to keep his job.他竭尽全力保住...
Deposits of plaque build up between the tooth and the gum.牙齿和牙龈之间会滋生牙斑。I was in agony with tooth ache.我牙疼极了.Objective : To study the stress tooth preparation with two kinds of porcelains.〔摘要〕目的: 研究瓷贴面复合体应力分布规律.The dentis...
It was a crime of espionage and carried the death penalty.这是间谍罪，应判死刑。The following year Parliament voted to abolish the death penalty for murder.议会于翌年表决对谋杀罪废除死刑。It's now unlikely that future parliaments will bring b...
In printing, a duplicate letterpress plate made from an original by electroplating.在印刷技术中, 一种用电镀方法从原版复制成的印刷版.Positive line work and letterpress must be opaque.阳像线划原图和注记必须是不透明的.Furniture: Letterpress spacing materials use...
His peccadilloes finally broke his marriage.他的小过失最终毁灭了他的婚姻.People are prepared to be tolerant of extra-marital peccadilloes by public figures.人们可以容忍公众人物婚外的不检点行为。...
Self - heating of two typical n - alkane ( n - heptane and n - hexadecane ) is studied by Accelerating Rate Calorimeter.研究燃油在绝热条件下的燃烧情况对实际应用中改善燃油燃烧性能,改进发动机工况等有着重要的指导意义.The heptane compound has a primary purpose as a plas...