音标:[weɪvleŋsθ] ;
n. <物>波长( wavelength的复数形式 ); 具有相同的/不同的思路; 合拍; 不合拍
n. the distance (measured in the direction of propagation) between two points in the same phase in consecutive cycles of a wave
n. a shared orientation leading to mutual understanding

wavelengths的用法和样例:

例句

  1. So the longer wavelengths can't make it as easily into tunnels?所以,越长的波长越不能容易地进入隧道吗?
  2. Longer wavelengths of light, such as red, can travel further through the atmosphere without being scattered.更长的波长的光,例如红,没有被散布通过那些空气更进一步旅行能。

Unit 9 Text A Listening First Listening Before listening to the tape, have a quick look at the following words. greenhouse effect 温室效应 alter 改变 release 排放 carbon dioxide 二氧化碳 t

发表于:2018-12-04 / 阅读(56) / 评论(0) 分类 21世纪大学英语读写教程

A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into space as light and h

发表于:2018-12-12 / 阅读(96) / 评论(0) 分类 英语小短文

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Most plants capture sunlight. And the results are usually green. Because in photosynthesis, plant chlorophyll uses wavelengths of blue and our sun's ab

发表于:2018-12-24 / 阅读(62) / 评论(0) 分类 Scientific American(四)月

Bring home a bucket of fried chicken and you may find that people have strong feelings about which part of the bird is best. Well, scientists at Washington University in St. Louis say the answer is: the eyes. At least when you compare them to our own

发表于:2018-12-24 / 阅读(64) / 评论(0) 分类 Scientific American(二)月

One of these wavelengths corresponds to hydrogen, another wavelength would be iron. Another wavelength would be oxygen. And so you go to the part of the spectrum you are interested in and you see you'

发表于:2019-01-02 / 阅读(104) / 评论(0) 分类 火星生命

By David McAlary The U.S. space agency, NASA, launched a satellite Saturday that scientists hope will help them locate the sources of mysterious gamma ray explosions, the brightest most energetic burs

发表于:2019-01-03 / 阅读(107) / 评论(0) 分类 VOA2004(下)--健康科技

补充: Backbone - A series of high-speed network connections through which other networks connect. Bandwidth - According to Webster's: a range within a band of wavelengths, frequencies, or energies

发表于:2019-01-03 / 阅读(55) / 评论(0) 分类 电信英语

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. If youve ever wanted to explore the universe, your dream is now as close as your keyboard. Because last week, Microsoft unveiled its online WorldWide T

发表于:2019-01-08 / 阅读(88) / 评论(0) 分类 Scientific American(五)月

As it ages white paper turns a distinctive yellow. But why? To find out, scientists artificially aged modern paper to reveal the changes on the molecular level. The research is in the Journal Physical Review Letters. For 48 days, three unbleached pap

发表于:2019-01-08 / 阅读(78) / 评论(0) 分类 Scientific American(四)月

This is Scientific American 60 second Science I am Sophie Bushwick, got a minute? As it ages, white paper turns a distinctive yellow. But why? To find out, scientists artificially aged modern paper to reveal the changes on the molecular level. The re

发表于:2019-01-08 / 阅读(90) / 评论(0) 分类 Scientific American(四)月

The source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into

发表于:2019-01-08 / 阅读(131) / 评论(0) 分类 英语小短文

Sunscreen comes in many forms, each with its own impacts on your body and the environment. 防晒霜有很多种,每种对你的身体和环境影响各有不同。 With so many options, how do you choose which sunscreen is best for you? 有了这么

发表于:2019-01-17 / 阅读(108) / 评论(0) 分类 TED演讲教育篇

RACHEL MARTIN, HOST: You've probably heard of dusting for fingerprints at the scene of a robbery or a murder. But now investigators can do the same thing for a different kind of crime - killing birds of prey. In Britain and in other parts of Europe,

发表于:2019-01-24 / 阅读(57) / 评论(0) 分类 英语语言学习

1. You don't have to see each other every day. 你们不必每天都见面。 If you can, then why not? But you don't have to nag each other about you or your partner coming over just because you haven't seen a glimpse of each other for the day (yet)

发表于:2019-02-06 / 阅读(117) / 评论(0) 分类 实用英语

It was while puzzling over this problem that Bohr was struck by a solution and dashed off his famous paper. Called On the Constitutions of Atoms and Molecules, the paper explained how electrons could keep from falling into the nucleus by suggesting t

发表于:2019-02-17 / 阅读(51) / 评论(0) 分类 万物简史

As physicists began to delve into this subatomic realm, they realized that it wasn't merely different from anything we knew, but different from anything ever imagined. Because atomic behavior is so unlike ordinary experience, Richard Feynman once obs

发表于:2019-02-17 / 阅读(59) / 评论(0) 分类 万物简史

Creating Colors There are two ways to create colors in a photograph. One method, called additive, starts with three basic colors and adds them together to produce some other colors. The second method, called subtractive, starts with white light (a mi

发表于:2019-02-17 / 阅读(61) / 评论(0) 分类 双语有声阅读

46.Vision Human vision like that of other primates has evolved in an arboreal environment. In the dense complex world of a tropical forest, it is more important to see well that to develop an acute sense of smell. In the course of evolution members o

发表于:2019-02-17 / 阅读(70) / 评论(0) 分类 双语有声阅读

The Source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into

发表于:2019-02-25 / 阅读(73) / 评论(0) 分类 双语有声阅读

Vision Human vision like that of other primates has evolved in an arboreal environment.In the dense complex world of a tropical forest, it is more important to see well than to develop an acute sense of smell. In the course of evolution members of th

发表于:2019-02-25 / 阅读(64) / 评论(0) 分类 双语有声阅读
学英语单词
acer tutcheri duthie
allowable current
Amott-Harrey relative displacement index
anteclise
anticipated conditions
antigenic variation
apostatising apostatize
apotomin
associated diagram
aviewed
baculitid
baker's oven
be taken ill
bifid penis
block-brake
blown fish oil
bottomry bond holder
BRDC
Brock punch
bumping mallet
bunjy
Cau Ke
centerless griding
cettis
Commercial Mortgage Backed Securities
constitutional reform
cousin-in-laws
crankshaft journal grinding machine
custome
desertest
diffusion of sound
DIN size
Duduza
educative purpose
enattendant
essentiate
filtered radar data
Fine feathers make fine birds
formation of bumps
galls
genthe
gimmie cap
gnasp
guide-bent test
gum formers
hands on hips
helium dating
hemophage
high fire risk
high specific speed
hipc
information of freight source
information retrieval technique
iron handle screw driver
Islas Malvinas
jobholders
Karkidanskoye Vdkh.
karyoclasis
keep chickens
Ldifde
least-favorite
letter perfect
leucinal
lichenivorous
Lontra, R.
love-letter
main fracture
management movement
mineral fuel oil
minifacial
mooches off
morakot
nonsna interconnect
NPCF
offshore platform
optical fiber cable terminal
overoptimisms
Parlam
pleyt
prestressed component
prurition
QXGA
rabbet plank
radio distance
re-accomplishment
regulatory egg
serrodyning
shielded motor
shunt generator
sockdolagers
sum check
superimpose
telegraph notch gear
third variation
touring route
truggs
turnerite (monazite)
underparts
vaccinal encephalitis
waryish
wind corrosion
Wolfring's gland