Continuous exposure to sound above 80 decibels could be harmful.持续暴露在强度高于80分贝的噪声中可能有害。However, psychologists distinguish between'sound " and " noise " .'sound " is measured physically in decibels.然而, 心理学家把声音与噪声...
Continuous exposure to sound above 80 decibels could be harmful.持续暴露在强度高于80分贝的噪声中可能有害。The typical lawn mower makes about 90 decibels of noise.典型的割草机发出的声响约为90分贝.A normal conversation reaches 55 decibels.普通的谈话即可达55分贝....
The nurse uses judgement regarding individual competence when accepting and delegating responsibility.护士根据个人能力接受或授权责任.A few sentences regarding preignition and detonation may be helpful.再说几句有关早燃和爆燃的问题,或许是有益处的.Gail was si...
At this point esch chromosome consist of a pair of chromatids and the two associated chromosomes are termed a tetrad.此时每条染色体由一对染色单体构成,这两条联合的染色体称为四分体.The Y chromosome is starting to yield other intriguing tales as well.Y染...
Ejection murmurs begin after S 1 and are usually crescendo - decrescendo ( diamond - shaped'), ending before S 2.喷射音始于S1后,通常有渐强 - 渐弱特征, 并于S2前结束.A decrescendo brings the music back to almost spooky piano within the n...
多年来他一直在寻求向莫里斯家族报世仇.For years he pursued a vendetta against the Morris family.这两个家族有好多代的世仇了.The two families have been feuding with each other for many generations.“他的名字叫罗密欧, 是你们家族最大的世仇蒙特鸠家族的儿子. ”His name is Romeo, son of...
Under the counter of the dhow the whale - boat was tossing furiously.船尾下面,我们的救生艇在后面激烈地颠簸着.The dhow's port of departure and destination are still uncertain.这艘独桅帆船的启程港和目的地仍然是个谜.Who can help it tell 2,4 - Dhow be disso...