单词：piston-like frontal advance of oil-water contact
单词：piston-like frontal advance of oil-water contact 相关文章
This is the VOA Special English Agriculture Report. People can get sick if they eat food touched by floodwaters. Floodwater may contain human and animal wastes, and other pollutants like agricultural and industrial chemicals. The University of Iowa
VOA慢速英语2008年（十二）月
间脑 Diencephalon amygdaloid body 杏仁体 angular gyrus 角回 anterior commissure 前连合 association fibers 联络纤维 auditory area 听觉区 auditory speech area 听觉性语言中枢 basal nuclei 基底核 calcarine sulcus 距状沟 caudate nucleus 尾状核 central su
医学英语
今天，我们聊聊美瞳 美瞳是好多女生的潮流物件，拿来自拍也美美哒。不过美瞳是属于最高危险级别的医疗器械，你了解吗？ 出门在外，忘记带护理液了，顺手拿矿泉水冲一冲美瞳，这样根本
早安英文
This is the VOA Special English Development Report. Food that has come in contact with floodwaters can sicken anyone who eats it. Water from floods may contain animal and human waste. It can also contain other pollutants like chemicals from agricultu
2010年VOA慢速英语(七)月
Ocean Floor Reveals Past Climate Changes Time capsule Lamont research professor Maureen Raymo, the director of the Core Repository, slides open a long, narrow drawer from the cabinet. Like thousands of others here, the drawer contains a long, thin cy
VOA标准英语2012年(一月)
To make sure Kepler's truely found a planet, scientists are using one of the largest earth-based telescopes for conformation. This telescope will also determine the planet's mass and distance from its star. Scientists are most interested in the small
自然百科2010年
Those planets are all going to be so hot, and you cant develop something as complex as life. Scientists have gone back to the drawing board, looking to find worlds capable of supporting life, small rocky planets like earth. We dont know that life has
自然百科2010年
Water allows the sand grains to flow to gather and intermingle and form more complex structures. In the same way, water acts like a cocktail mixer, allowing the atoms and molecules to come together, and also may form the building blocks of life. All
自然百科2010年
英语学习笔记： drop somebody a line = contact somebody 通常指写信，留纸条或者电话联系某人 at the drop of a hat a. 指一个脾气一触即发的人/ b. 毫不迟疑地，一有机会就立即行动 a drop of water 一滴水 a
早安英文
A group of senior students from Zhejiang University have successfully developed an air hand-washing device. 浙江大学的一队大四学生成功研制出了空气洗手装置。 The device utilizes an infrared ray induction system, which detects t
英语新闻
H1N1的预防英语对话 H1N1是一种病毒，是Orthomyxoviridae系列的一种病毒。它的宿主是鸟类和一些哺乳动物。几乎所有甲型的H1N1病毒已被隔离，野生鸟类出现疾病属罕见。有些H1N1病毒引起严重的疾
实用英语
【原文】 Laugh for the Health of ItPatients and medical practitioners alike have long believed in the healing power of humor. It is claimed that humor not only affects patients' moods, but can actually help them recover faster. Several studies, a
英语听力广播—Listening
Do Old Folks Still Appreciate Humor? 老人们仍能欣赏幽默吗？ Maybe when people get older, sense of a humor is the first thing to go. Actually, research suggests that old folks, if theyre healthy, can still appreciate humor as much as a youn
英语听力文摘 English Digest
今天我们要学的词是advance。 Advance, 作为动词，有上涨，前进的意思。 Our local high school basketball team advanced to regional semifinals, 本地高中篮球校队赢得了参加地区半决赛的资格。 U.S. stocks advance
英语单词荟萃
Research suggests that old folks, if theyre healthy, can still appreciate humor as much as a younger person can. They still smile and laugh when they get the joke. However, there is evidence to suggest that with age we may lose our ability to compreh
英语时差8，16
On our last program, we learned how water bugs manage to stand on the surface of a pond: The pads of their feet resist contact with the water just like wax paper does. This allows the bug to rest on the thin film of surface tension that naturally cov
英语时差8，16
And they tried everything they had. 住院后，医生尽其所能。 They tried the usual psychotherapy. 他们试了常规的心理疗法， They tried every medication available in those days. 也尝试了那个时候所有可能的药物。 And t
TED演讲教育篇
台湾籍旅美老师今天交给我们的句子是： Unprotected sex and contaminated needles are the leading cause of transmission. It, fortunately, cannot spread through air, water, or casual contact. 没有防护措施的性爱、受感染的针头
留美老师带你每日说英文
Ya?l and Don wonder if old folks still appreciate humor. Y: Every time I see the old crone living next door to me I joke around a little, you know, to be friendly, and she just scowls at me. Maybe when people get old their sense of humor is the first
英语时差8，16