持续暴露在强度高于80分贝的噪声中可能有害。Continuous exposure to sound above 80 decibels could be harmful.典型的割草机发出的声响约为90分贝.The typical lawn mower makes about 90 decibels of noise.普通的谈话即可达55分贝.A normal conversation reaches 55 decibels....
灯丝在电灯中电加时成白炽状态。A fine wire is heated electrically to incandescence in an electric lamp.电子显微镜中的电子源,是一加热的灯丝.The source of electrons in an electron microscope is a heated filament.电子从热灯丝逸出,叫做热电子发射.The liberation of electron...
He led me through to a bare, draughty interviewing room.他把我带到了一间空荡荡的、有过堂风的会见室。The floor was draughty bare boards.地面铺的是透气性好的实木地板。We were sitting in a draughty position near the door.我们坐在门边有穿堂风经过的地方....
'I,' he finished poetically, 'will watch over you to the break of day.'“我，”他以富有诗意的语言结尾，“将守候着你，直至晨光初露。”Poetically, Midsummer's Eve begins in flowers and ends in fire.仲夏节是富有诗意的节日,它以鲜花领航, 在篝火旁完美落幕."...
具备听力学以及助听器专业知识的优先.Have knowledge related audiology and hearing aids is preferred.听力学家要求具有听力学硕士学位.Audiologists require a master's degree in audiology.听力学是耳鼻咽喉科教学中的重要环节和教学难点.The course of audiology is both important a...
在巴西脊髓灰质炎实际上已经根除。Polio has been virtually eradicated in Brazil.脊髓灰质炎疫苗挽救了数以百万计的生命.The polio vaccine has saved millions of lives.1995年,已消灭脊髓灰质炎.By 1995 poliomyelitis had been totally eliminated....
He's hoping that if he makes me feel guilty, I'll retract.他指望着如果他能让我感到内疚，我就会收回所说的话。A cat can retract its claws, but a dog can’t.猫的爪子可以缩进去, 但狗不能。A cat can retract its claws, but a dog can't.猫的爪子可以缩进去, 但狗不能....