氢沸点温度

新东方背诵文选 L50. Cells and Temperature

Cells cannot remain alive outside certain limits of temperature and much narrower limits mark the boundaries of effective functioning. Enzyme systems of mammals and birds are most efficient only withi

发表于:2018-12-01 / 阅读(234) / 评论(0)

新东方背诵文选

快口说英语003

No.3What do you want for breakfast? Practice Listen and RepeatA1. I'll have my eggs over easy. 2. I'll have toast and jelly for breakfast. 3. I'll have boiled eggs. 4. Could you make me a bowl of cereal, please? 5. I want oatmeal for breakfast, pleas

发表于:2018-12-02 / 阅读(105) / 评论(0)

快口说英语

美容时尚英语:增加色泽

[00:15.86]Problem Hair [00:17.95]问题头发 [00:21.81]FOR A COLOR ENHANCER [00:24.69]增加色泽 [00:31.97]If your own natural color, [00:34.31]or your color treated hair, begins to look drab, [00:38.42]all you need are a few ingredients from your garden

发表于:2018-12-05 / 阅读(148) / 评论(0)

美容时尚英语

Uses Hydrogen1 as Fuel2

Broadcast: February 14, 2003 By George Grow This is the VOA Special English Environment Report. President Bush has offered a plan to speed development of technology that uses hydrogen as fuel. His goa

发表于:2018-12-07 / 阅读(123) / 评论(0)

VOA2003（上）-科技导航

我们该选择死亡吗？

I am speaking not as a Briton, not as a European, not as a member of a western democracy, but as a human being, a member of the species Man, whose continued existence is in doubt. The world is full of conflicts: Jews and Arabs; Indians and Pakistanis

发表于:2018-12-12 / 阅读(92) / 评论(0)

英语演讲

ESL杰夫的一天第90期:做晚饭吃晚饭和清洗餐具讲解(4)

I'm going to boil some water. 我要烧一些水。 To boil, boil, means to make the water one of very hot until you start to see bubbles. 烧（boil）意思是让水变得非常热直到你开始看见水泡为止。 The average temperature is 212

发表于:2018-12-28 / 阅读(59) / 评论(0)

ESL杰夫的一天

英语听力文摘 English Digest 579、高压烹饪！

Cooking Under Pressure When you boil potatoes on the stove top, it can take half an hour to cook them til tender. But, when you boil them in a pressure cooker, instead presto, theyre ready in about five minutes. Whats the difference? What makes press

发表于:2018-12-31 / 阅读(89) / 评论(0)

英语听力文摘 English Digest

英语听力文摘 English Digest 532、有一种沸腾能冷却你的食物！

The Rolling Boil That Cools Your Food When you think of something boiling, you probably picture a pot on the stove, but theres another kitchen appliance that brings liquid to a boil, not to heat food, but cool it. It sounds crazy, but household refri

发表于:2018-12-31 / 阅读(94) / 评论(0)

英语听力文摘 English Digest

与美国小学生一起学英文第8册第5期:摄氏度

Celsius 摄氏度 How cold is it outside? 外边多冷？ There are two different temperature scales. 有两种不同的温标可以衡量。 There are celsius and fahrenheit. 它们是摄氏度和华氏度。 Who invented celsius? 谁发明的摄氏度

发表于:2019-01-10 / 阅读(108) / 评论(0)

与美国小学生一起学英文第8册

英语杂谈：101 Temperature-sensitive genes

Some bacteria have adapted to super cold environments for millions of years. And scientists have isolated some of the essential genes that allow bacteria to tolerate their harsh living conditionsbecause these same genes might help in the creation of

发表于:2019-01-11 / 阅读(122) / 评论(0)

英语杂谈

学个词Learn a Word 第1126期 Boiling point

今天我们要学的词是boiling point。 Boiling point, 沸点，引伸为爆发的那一瞬间。 The battle between the two teams reached its boiling point yesterday as five players were ejected because of a fight, 这两支球队之间的冲突昨

发表于:2019-01-26 / 阅读(88) / 评论(0)

英语单词荟萃

Life inspiring 生活的启示

A daughter complained to her father about her life and how things were so hard for her, She did not know she was going to make it and want to give up. She was tired of fighting and struggling. It seemed as one problem was solved a new one arose. 有一

发表于:2019-01-28 / 阅读(75) / 评论(0)

阅读空间

AGRICULTURE REPORT - Compost: an Organic Way to Better Soil

AGRICULTURE REPORT - Compost: an Organic Way to Better Soil and Crops By Gary Garriott Broadcast: Tuesday, July 05, 2005 I'm Gwen Outen with the VOA Special English Agriculture Report. Many farmers im

发表于:2019-01-30 / 阅读(161) / 评论(0)

农业与发展

胡萝卜、鸡蛋和咖啡豆你是哪个呢?

A daughter complained to her father about her life and how things were so hard for her ,She did not know she was going to make it and want to give up. She was tired of fighting and struggling .It seemed as one problem was solved a new one arose. 有一

发表于:2019-02-05 / 阅读(75) / 评论(0)

英语美文

土豆、鸡蛋与咖啡豆的哲理

导读：人生几何，总有些坎坷需要跨越，总有些责任需要担当，不断的跌倒，才有不变的顽强与收获；不变的风雨，才有不断的历练与懂得。生命的路，不能选择的是放弃的路，不能拒绝的是

发表于:2019-02-09 / 阅读(54) / 评论(0)

英语美文

我们该选择死亡吗

December 30, 1954 I am speaking not as a Briton, not as a European, not as a member of a western democracy, but as a human being, a member of the species Man, whose continued existence is in doubt. The world is full of conflicts: Jews and Arabs; Indi

发表于:2019-02-09 / 阅读(138) / 评论(0)

英语美文

每日一词【1126】boiling point：沸点

发表于:2019-02-16 / 阅读(94) / 评论(0)

英语每日一词

Lesson 43-1 Gadgets 小机件

Listen to the dialogue and select the appropriate answer. 1.Can you teach me how to use this walkman to play the CD? 2.Where can I buy a thumb drive? 3.May I borrow your electronic dictionary for a while please? 4.Would you like to see the latest mod

发表于:2019-02-17 / 阅读(96) / 评论(0)

英语听力练习题

来抱怨一下物价飞涨吧

经常听到有人感叹现在的钱越来越不值钱了，什么都涨价，就是工资不涨。好不容易涨了一点工资，却发现远远赶不上物价飞涨的速度今天我们来学习一下如何用英语来抱怨上涨的物价吧！

发表于:2019-02-18 / 阅读(66) / 评论(0)

英语口语

英语学习乐园：烹饪

Lisa:Let's make dumplins tody. Rober:Nice idea!I like dumplings.But I don't know how to make them. Lisa:It doesn't matter.I have prepared the wrappers and stuffing.I'll show you how to make them. Rober:It seams easy.Just put the stuffing onto the wra

发表于:2019-02-26 / 阅读(130) / 评论(0)

英语学习乐园

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学英语单词

-ordered

a top priority

a-v nodal reciprocation

automatic sequence control

automatic synchronizing device

award enforceable at law