时间:2019-01-08 作者:英语课 分类:Scientific American(十一)月


英语课

 Venice's Church of the Most Holy Redeemer has held a musical celebration every year since its construction in 1592. And recently, the church has inspired debate among historians: How could its echoing chambers 2 clearly portray 3 the complicated music performed during the festival?


 
A New York University doctoral student named Braxton Boren decided 4 to find out. He recorded a choir 5 within a non-echoing chamber 1
 
Next, he fed that audio into a computer simulation that he built based on the dimensions and materials of the church. The muddled 6 reverberations matched actual acoustic 7 measurements taken within the empty church, demonstrating that the simulation was accurate. 
 
Finally, Boren recreated what the music sounded like when the church was filled with sound-absorbing tapestries 8 and people. The new simulation reduced reverberations from seven seconds long to three and a half, making the music much clearer.
 
And so Boren settled the argument. Although to some historians he was preaching to the choir.
 
Thanks for the minute. For Scientific American's 60-Second Science, I'm Sarah Fecht.

n.房间,寝室;会议厅;议院;会所
  • For many,the dentist's surgery remains a torture chamber.对许多人来说,牙医的治疗室一直是间受刑室。
  • The chamber was ablaze with light.会议厅里灯火辉煌。
n.房间( chamber的名词复数 );(议会的)议院;卧室;会议厅
  • The body will be removed into one of the cold storage chambers. 尸体将被移到一个冷冻间里。 来自《简明英汉词典》
  • Mr Chambers's readable book concentrates on the middle passage: the time Ransome spent in Russia. Chambers先生的这本值得一看的书重点在中间:Ransome在俄国的那几年。 来自互联网
v.描写,描述;画(人物、景象等)
  • It is difficult to portray feelings in words.感情很难用言语来描写。
  • Can you portray the best and worst aspects of this job?您能描述一下这份工作最好与最坏的方面吗?
adj.决定了的,坚决的;明显的,明确的
  • This gave them a decided advantage over their opponents.这使他们比对手具有明显的优势。
  • There is a decided difference between British and Chinese way of greeting.英国人和中国人打招呼的方式有很明显的区别。
n.唱诗班,唱诗班的席位,合唱团,舞蹈团;v.合唱
  • The choir sang the words out with great vigor.合唱团以极大的热情唱出了歌词。
  • The church choir is singing tonight.今晚教堂歌唱队要唱诗。
adj.混乱的;糊涂的;头脑昏昏然的v.弄乱,弄糟( muddle的过去式);使糊涂;对付,混日子
  • He gets muddled when the teacher starts shouting. 老师一喊叫他就心烦意乱。
  • I got muddled up and took the wrong turning. 我稀里糊涂地拐错了弯。 来自《简明英汉词典》
adj.听觉的,声音的;(乐器)原声的
  • The hall has a fine acoustic.这个大厅的传音效果很好。
  • Animals use a whole rang of acoustic, visual,and chemical signals in their systems of communication.动物利用各种各样的听觉、视觉和化学信号来进行交流。
n.挂毯( tapestry的名词复数 );绣帷,织锦v.用挂毯(或绣帷)装饰( tapestry的第三人称单数 )
  • The wall of the banqueting hall were hung with tapestries. 宴会厅的墙上挂有壁毯。 来自《简明英汉词典》
  • The rooms were hung with tapestries. 房间里都装饰着挂毯。 来自《简明英汉词典》
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4-nitrophenylphosphate
a flight of fancy
academicist
acid extract
Alcofra
altitude test facility
Anogeissus acuminata
arbitrary phase-angle power relay
asialo-fetGL
aspergillar arthritis
atoningly
automatic analysis
bedesten
bigger bang for a buck
blood coagulation
Borassus
bouguer's formula
Buko
cableway bucket
can-openers
capital intensive economy
chloromercuri-
complexometric agent
counter-instance
courtship display
cross cultural study
cymrus
data entry terminal
Desmethylorphenadrine
die press quenching
dress the wound
drynaria fortunei smith
effective terrestrial radiation
engadin (engadine)
engomphosis
equatorial drift current
Euroclear Bank
filariid
foreign payable
gene knockin
good curtain
goracco
grabshot
high-grade uranium ore
Hinnerup
Hranice
image error
intermolecular orbital
introsuming
Jerusalem, Synod of
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lesboss
liau
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lodge power in someone
massalia
melitensis septicemia
meristele
microcomputer data acquisition and processing system
nakita
nonadaptive search plan
nonbuffered case
nozzle control governor gear
O star
open meeting
orographic
paraconformable
perm.
PNZ
post missing
quarter-pipe
radix abelmoscbi
rain-maker
regressive series
reversionary interest in land
Rhede
rhenium(vii) trioxychloride
Romanesque ornament
salutational
sash-tool
scale of just temperament
scholist
selenium sulfite
semili
sipa
standard simplex
static optimization problem
straight tubule
subcharacter
the dark side
transparent GIF
trigger gear
tumulate
turbo-charger lubricating oil pump
turnover fixed assets
ucls
valve lever clamp
wedge and plunger burster
wedin
working men
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world tamil associations