(refractor 的复数) n. 折射器, 折射望远镜
[化] 折射器
plural of refractor
n. Anything that refracts
n. A refracting telescope, in which the image to be viewed
is formed by the refraction of light in passing through a convex lens.

A: Is there any chance of my borrowing your typewriter ? [00:01.46]A:能不能借用一下你的打字机呢? [00:02.93]B:For how long ? [00:03.47]B:要借多久? [00:04.02]A: Until the end of the week. [00:04.88]A:借到周末。 [00

发表于:2018-11-28 / 阅读(358) / 评论(0) 分类 零距离李阳疯狂英语口语

Doctors are cool. They spend all their day helping people and saving lives. There cant be many better jobs in the world. I wanted to be a doctor when I was a kid but I was no good at science. I think doctors are among the most important people in soc

发表于:2018-12-26 / 阅读(194) / 评论(0) 分类 纯正英语一分钟

Todd: What's your favorite color? Wendi: Me? Todd: Yeah. You're the only one here. Wendi: Good point. Favorite color -- green. Todd: Yeah. Why green? Wendi: I don't know. I just chose on really. I don't know. These days I kind of like green, but it c

发表于:2019-01-11 / 阅读(208) / 评论(0) 分类 原版英语对话1000个

By Paula Wolfson White House 19 February 2007 watch Bush President's Day President Bush is urging Americans to find inspiration in the life of George Washington, the nation's first president. VOA White House Correspondent Paula Wolfson reports, Mr.

发表于:2019-01-12 / 阅读(240) / 评论(0) 分类 2007年VOA标准英语(二月)

A: Hello. B: Hi, Betty. It's Larry. Can you tell me how many smoke detectors you have? A: There are two smoke detectors in my apartment. B: Do you know how new the batteries are? A: I'm very afraid of fires. I change the batteries every Labor Day. B:

发表于:2019-01-20 / 阅读(201) / 评论(0) 分类 地道英语对话-租房

A: Hello, Betty speaking. B: Hey, Betty. This is Larry. Tell me how many smoke detectors you have, please. A: This apartment came with one, and I installed another one. B: Are there fresh batteries in each of them? A: Each detector beeps when the bat

发表于:2019-01-20 / 阅读(183) / 评论(0) 分类 地道英语对话-租房

A: Hello, this is Betty. B: Hi, Betty. Larry here. How many smoke detectors are in your apartment? A: Actually, I have two. B: Are the batteries fresh? A: Both batteries are good. B: Great. I need to come by and check them myself. A: No problem, when

发表于:2019-01-20 / 阅读(197) / 评论(0) 分类 地道英语对话-租房

A: Hi, this is Betty. B: Hi, Betty. It's Larry. I need to know how many smoke detectors are in your apartment. A: There was one when I moved in. Then I added one. B: Do both detectors have fresh batteries? A: I always keep them fresh. I don't want to

发表于:2019-01-20 / 阅读(222) / 评论(0) 分类 地道英语对话-租房

A: Hi, I just moved in next door and have a few questions. B: Hello, and welcome to our building. I would be happy to help you with your questions. A: You all seem like a very pleasant group of tenants. B: We all try and help each other out when we c

发表于:2019-01-20 / 阅读(254) / 评论(0) 分类 地道英语对话-租房

A: Hi, I am your new neighbor and would like to ask you about a few things. B: Hi, nice to meet you. Sure, ask me anything you need to know. A: So far, everyone that Ive met seems so helpful. B: We all seem to get along pretty well. A: Have you lived

发表于:2019-01-20 / 阅读(250) / 评论(0) 分类 地道英语对话-租房

A: Hi, I am your new neighbor and was wondering if I could ask you a question or two. B: Hi! I would be happy to answer any questions you might have. A: Everyone here seems very friendly. B: Yes, many of us have lived here a long time and know each o

发表于:2019-01-20 / 阅读(266) / 评论(0) 分类 地道英语对话-租房

A: Those noisy neighbors of mine are driving me crazy! B: Yes, they are very noisy. What do you think they are doing in there? A: Someone said they are installing some countertops in their kitchen. B: Is there usually a lot of noise coming from over

发表于:2019-01-20 / 阅读(191) / 评论(0) 分类 地道英语对话-租房

A: I am really losing patience with my noisy neighbors! B: They are noisy, all right. What do you think is making that sound? A: I think they are hammering some new flooring down in their living room. B: Do they usually make a lot of noise? A: I can

发表于:2019-01-20 / 阅读(191) / 评论(0) 分类 地道英语对话-租房

A: Those neighbors of mine are so noisy! B: Yes, I can hear them. What is that pounding sound? A: I think that they are hammering nails to hang pictures. B: How often do you hear them making noise? A: They play their music really loud, and I can hear

发表于:2019-01-20 / 阅读(188) / 评论(0) 分类 地道英语对话-租房

Todd: OK, Norm, we're going to talk about colors. Norm: Mm-hm. Todd: OK. What is blue? Norm: Well, the sky is blue. Todd: OK. And what is green? Norm: Green? My green canoe. Todd: Your green canoe. Norm: Yes! Todd: Really! OK. That's cool! What is re

发表于:2019-01-21 / 阅读(213) / 评论(0) 分类 原版英语对话1000个

A month ago, senior doctors in New Zealand hospitals said they would go on strike at the end of March to get more pay. It now looks as though they will not go on strike after all. The Minister of Health, David Cunliffe, has worked hard in the last mo

发表于:2019-01-27 / 阅读(206) / 评论(0) 分类 新西兰英语

I live in a quiet neighborhood. At least that's what I thought until last week. I live in a cul de sac in a residential neighborhood in Los Angeles. There is a nice retired couple that lives kitty corner from me. They have always been very friendly a

发表于:2019-01-27 / 阅读(211) / 评论(0) 分类 地道美语播客

Tom: Jess, you were talking before about mistakes that your Hungarian students always made, and how some students from the same country all make the same mistakes again and again and again. Well, I work here in Thailand and they have a very cute phra

发表于:2019-02-08 / 阅读(182) / 评论(0) 分类 原版英语对话1000个

Todd: Hello. Phil: Hello. Good morning. Todd: Hi. I don't think we've met. My name's Todd. Phil: Oh, nice to meet you. My name's Phil. I'm from England. Todd: Oh, hey Phil, I'm from the states. I've noticed you in the building. How long have you live

发表于:2019-02-18 / 阅读(235) / 评论(0) 分类 原版英语对话1000个

剑桥雅思11发售后,很多同学都争相购买,老师们也是加班加点看新题,当下命题趋势变幻莫测,全靠剑桥系列指引方向。今天方振华老师为同学们带来剑11阅读生词文章注解。 stride 进步 ste

发表于:2019-02-19 / 阅读(217) / 评论(0) 分类 雅思英语
学英语单词
'Abādilah
a hiding
adjustable propeller
ambulant
as big as you please
Assad
barbital sodium
bdellins
boat whistles
broadcast monitor
causativities
chromosomal disease
color printing
coloring ion
coumara nut
countercase
cross keys
damali
davud qeshlaqi
demek
dodecafluorocyclohexane
double-lane channel
elevation drive gear
eliss
end hardness
EOJ (end of job)
estreat
Europa, Pta.de
fasciculus anterior proprius
fcad
field-crop
food-borne infection
Foramen infraorbitale
foreloper
frank philip stellas
Grahamella
green arrow light
Gruber's fossa
half-carcass
hallucinaut
hardy ageratum
hartsalt
Herba Eupatorii Lindleyani
herpetiform measles
holy bark
hot water temperature
hydraulic subassembly for crankshaft
icariside
ICPA
idolant
incompetence
indolylethylamine
industrial wastes
information agent
interpositional growth (of cell)
ionian sea (deti jon)
ledus
mean stream velocity
Mehemet Ali
methanol
mill stream
Mugron
multiple gene inheritance
narrow goldenrods
negative torque signal
no matter whether
nonoccupationally
one legged crane
organic mental disorder
Pimpinella xizangensis
posterior mediastinal artery
pressure fired boiler
primary dispersion
prolapse of the cervix
protestantizes
pulse coding tube
re-evacuation
renite
resonancies
retrieval program
Rubus kwangsiensis
Schlatter's disease
shoplifter
silver difluoride
sinter(ing)
sit on the rails
skinsters
sling here
solid iron cylindrical rotor generator
strength of sound
subliminal excitation
tangence
tathlina l.
thigh bone (or femur)
three circuit transformer
unit disk
universal-joint lubricating nipple
untoggled
vertical metal tank
William, Mt.
with success
zero power temperature coefficient