of office machinery. Some noise reduction systems put microphones and related equipment in the middle... University in the US state of Utah has taken an unusual step to reduce this noise: more noise ……

on scent to communicate as their sounds can be hard to hear over all the human-made noise. ... to depend more on scent to communicate as their sounds can be hard to hear over all the human-made noise ……

to the last three paragraphs, ______.A. the low-level noise of a coffeehouse may be too loud for some people... that moderate background noise is a better spur (动力) to creative thinking than the sound of silence ……

TUCHONGIt seems that not all noises are unpleasant. Some can help you sleep better.It seems that not all noises are unpleasant. Some can help you sleep better.噪音能让你睡得更香？原来是因为 ……噪音能让你睡得更香？原来 ……

happy and happy.As would be expected, the "noise" that lifted the edges of her lips made her look happier, and the "noise" that made her lips seem flatter gave her a sadder look, says the British ……

, Australia, made a new rule in July. It is called “silent cheer”. “Instead of clapping hands... explained.To many students, cheering is quite normal. However, some students are sensitive (敏感 ……

get on a train and are ready to take a nap or read a book, only to find that the passenger in front...) and announcements will be made at a lower volume (音量). Doors at the ends of the carriage will be kept closed ……

If I could have one extra day in the week, I would call it No Noise Day.Every day, there is a lot of noise around us. It comes from cars, buildings, factories … even your family! Noise is a great ……

noise pollution. One great way is to build barriers (围栏) along railroads (铁路) and highways. Some...Noise pollution is bad for our health. QIANTUNoise pollution is bad for our health. QIANTU噪音 ……

. The most successful e-book reader right now is the Kindle, made by the US book-selling website Amazon... in your schoolbag. They are heavy. You might wonder if there’s some way to take the weight off your ……

fight noise pollution. One great way is to build barriers (围栏) along railroads (铁路) and highways. Some... of boys often played games near his house. Their loud shouting made it impossible for him to fall asleep ……

可自主选择听到哪些声音的耳机可自主选择听到哪些声音的耳机Do you wear noise-canceling earphones (降噪耳机)? They can keep noise out. But sometimes, they can be dangerous (危险的) as you may need to hear some noises around you at times ……

.As a freshman four years ago, Shen was annoyed by the noise from a *faulty water heater. “Many classmates complained that they could not sleep well due to *excessive noise. We felt responsible as public health ……

!Scientists from the University of Illinois found that moderate (适度的) noise can make people more creative...的) noise can make people more creative, The New York Times reported.Scientists did tests on students ……

this morning. I opened the window. The sunshine was warm and pleasant. Suddenly I heard some noise under... made me come to life out of your book.” “Oh? What can I do for you?” I asked.“Can you show me your ……