酸性电解质

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发表于:2018-12-10 / 阅读(174) / 评论(0) 分类 牛津阅读树ORTMP3(1-11级)

This is Scientific American's 60 Second Science. I'm Steve Mirsky, got a minute? The Meridiana Planum region of Mars once had water that was really soft and highly acidic, conditions in incredibly hostile to any life forms that we know about. So any

发表于:2018-12-24 / 阅读(222) / 评论(0) 分类 Scientific American(二)月

One of my favourite times of the day is bath time. I absolutely love taking a bath. Baths are so much better than showers. Having a bath is the most relaxing thing. Theres nothing better in life than sinking into a hot bath and letting the water take

发表于:2018-12-26 / 阅读(179) / 评论(0) 分类 纯正英语一分钟

Language Points 1.call out random numbers when someone is counting. 2.don't use punctuation. 3.reply to a long chat message with a k. 4.talk in a baby voice 5.click a ballpoint pen continuously 6.borrow someone's pen and then chew it 7.after taking a

发表于:2018-12-26 / 阅读(226) / 评论(0) 分类 爆笑英语口语

Hungry Lasagna So you made lasagna last night, and it was delicious. You saved the leftovers by wrapping aluminum foil over the top of the pan, and putting it in the fridge. When you get hungry today, you go to look for that lasagna, but it looks lik

发表于:2018-12-31 / 阅读(155) / 评论(0) 分类 英语听力文摘 English Digest

A spring bath in winter Its damn cold today. To warm up my body, I went to Wulai hot spring. Its so comfortable to soak my body in the hot spring that I didnt want to get my body away from it. As a result, I fainted in the pool, and was taken to hosp

发表于:2019-01-02 / 阅读(263) / 评论(0) 分类 不用背句型学英语

Fish raised in the more acidic seawater that would result from higher carbon dioxide levels forget to flee predators. More carbon dioxide emissions lead to more CO2 dissolving in the oceans, which turns the water acidic. Those sour seas slow the grow

发表于:2019-01-02 / 阅读(144) / 评论(0) 分类 60秒科学

More carbon dioxide emissions lead to more CO2 dissolving in the oceans, which turns the water acidic. Those sour seas slow the growth of corals. And it turns out acidic seawater also makes clownfish and damselfish suicidally bold and reckless, accor

发表于:2019-01-08 / 阅读(171) / 评论(0) 分类 Scientific American(七)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Landfills produce methanewhich can be valuable as an energy source. But scientists haven't known why landfills make so much methane. The solid waste in

发表于:2019-01-08 / 阅读(230) / 评论(0) 分类 Scientific American(四)月

This is Scientific American 60 second Science, I am Sophie Bushwick, got a minute~ Theyre called hydogels: Jell-O-like materials made of networks of long-chain molecules in water. And theyre as flexible as living tissue. But hydrogels could not recov

发表于:2019-01-08 / 阅读(241) / 评论(0) 分类 Scientific American(三)月

[00:00.00]Unit 2 [00:04.78]The thumb is in the bath. [00:08.33]Activity 1 [00:12.77]Listen and repeat. [00:18.73]shoe [00:21.58]fish [00:24.24]treasure [00:26.98]television [00:30.54]rabbit [00:33.31]radio [00:36.34]house [00:39.08]head [00:41.64]Act

发表于:2019-01-09 / 阅读(233) / 评论(0) 分类 新标准小学英语活动用书5册(一年级起点)

Can you wash your hair? I can wash my hair. Can you wash your feet? I can wash my feet. Can you wash your face? I can wash my face. Can you wash your knees. I can wash my knees. I can wash my hair I can wash my feet I can wash my face. I can wash my

发表于:2019-01-10 / 阅读(225) / 评论(0) 分类 Super Simple Songs 唱唱跳跳学美语

如果你爱喝葡萄酒或经常遇到要喝葡萄酒的场合,学几句高大上的品酒英语尤其重要。 品葡萄酒本节课的重点词汇: 1) wine tasting 葡萄酒品酒会2) tasting flight 品酒序列3) Cabernet Sauvignon 赤霞珠4)

发表于:2019-01-22 / 阅读(171) / 评论(0) 分类 美国文化脱口秀

This week on Why Tell Me Why, we are finding out why the oceans are so salty. So the oceans are salty because the oceans have been around, lets say, for over five hundred million years. And over the course of time what we found out is that weve alway

发表于:2019-01-22 / 阅读(183) / 评论(0) 分类 自然百科2009年

Amygdala's Acidic Aspiration Answer A study in the journal Cell shows that the buildup of carbon dioxide when we stop breathing causes a pH change that signals proteins in the brain to force us to inhale. Karen Hopkin reports. Maybe its happened to y

发表于:2019-01-30 / 阅读(292) / 评论(0) 分类 60秒科学

I spent the day helping my friend, Babbit, on his farm. When I got home, my wife said, You stink ! I headed straight for the shower . I ran the water , closed the shower curtain , and adjusted the showerhead . I worked the soap into a lather and scru

发表于:2019-02-05 / 阅读(225) / 评论(0) 分类 地道美语播客

The Art of Doing Nothing Sure, we all know how to do nothing. We all know how to lay around and waste time. But many of us are too busy to do it much, and when we do it, our minds are often on other things. We cannot relax and enjoy the nothingness.

发表于:2019-02-09 / 阅读(331) / 评论(0) 分类 阅读空间

Stan: I won 92 goldfish. 斯丹:我赢了 92 条金鱼。 Fred: Where are you going to keep them? 弗雷德:你想在哪儿养它们? Stan: In the bathroom. 斯丹:浴室。 Fred: But what will you do when you want to take a bath? 弗雷德:但

发表于:2019-03-01 / 阅读(216) / 评论(0) 分类 趣味英语

Don comes up with another entrepreneurial venture, but Yael straightens him out just in time. [Thunder] Y: What are you doing outside, Don? It's about to rain. D: I'm setting up bottles. Y: I can see that. But why? D: For my new business venture: bot

发表于:2019-03-06 / 阅读(262) / 评论(0) 分类 英语时差8,16

Acid Water Yal: What are you doing outside, Don? It's about to rain. Don: I'm setting out bottles. Y: I can see that. But why? D: For my new business venture. Bottled rainwater! Y: As in living plastic bottles out in the rain and then selling them as

发表于:2019-03-09 / 阅读(398) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
-myelia
absorption cycle
alcamines
alkali
all-metal syringe
alternating current power system
American National Standard Code for Information Interchange
approach (apch)
arms of office
Baekmarksbro
banalised
Bergman space
Bir, Ras el
broke the bank
can belto
celestially
chili vinegar
chuangxinmeisu
cold flashing
cosmids
cripplingly
cryotolerant
dable
deasphaltizing
dihydroketoacridine
dispersion technology
displeasers
Doix
down-cutting tool
earmarked revenue
Elaeagnus latifolia
enflames
evidence upon oath
Ezri
facteurs
feastly
field-intensified discharge
film-studio
forested
Hallett table
high probability set
high-temperature kiln drying
high-temperature refractory
hoary-headeds
hounshell
infracapitular rostrum
internal transfered payments
international civil transactions
knotted fabric
Kounian
lathe for copper roller
lymphagogues
Mauritius
moss piglets
multi-engines geared drive
multichromatid
myre
Nabari-gawa
neuromyodysplasia congenita
nispero
Noel Paul's Brook
object reference
out cold
path angle
perspires
phase discrimination telegraphy
plurivisceral
post-terga
principle of soil erosion classification
program system
quintuple expansion engine
radiocontrast agent
raikov's theorem
reheating oven
remotely
removing of radiological agents
rosaceas
Rystad
settle one's account
shirlastain
Siberian pest
sino-south
solid bond
speech-to-text conversion
spruce budworm
standard instrument departure (sid)
suelo
sweptback
syndrome of yin deficiency of heart and kidney
syntagmic
take a walk
the nobility
transmitting attenuation
Turayf
two parts
ultra-high-speed copier
underlying premium
urethral meatoplasty
Weary Willie,Weary Willy
witnessest
wrestlemanias
xq