Unit 27
- 章节名:Unit 27
Nanotechnology is now seen as contributing to numerous environmental solutions, from cleaning up hazardous waste sites to producing strong but lightweight materials for auto bodies.
When he finally asked if she would marry him, it took her about a nanosecond to say yes.
In the 1990s the physics department, which had been doing extensive research on microstructures, began to get deeply involved in nanostructures, including nanofoam, nanoflakes, and nanofibers.
Nanoparticles of iron are being used to clean up soil pollution, helping break down molecules of dangerous substances into simple compounds.
My Freshman Comp professor removes all superfluous words from our essays, and usually ends up shortening mine by about 40 percent.
In learning to speak again after suffering a massive stroke, he had overcome what seemed like insuperable odds.
The notorious decision in the Dred Scott case was superseded by the 14th Amendment to the Constitution, which stated that anyone born in the U.S. had all rights of a citizen.
The new restaurant turned out to be an elegant place, and we all agreed that the food and wine were superlative.
Every year she complains about how Christmas has been debased by commercialism.
In a famous case in 1735, the newspaper publisher J.P.Zenger was found not guilty of defamation because everything he had printed about the plaintiff was true.
Alzheimer's is a degenerative disease of the brain, marked by the decline of mental and physical abilities.
Her friends were puzzled by her frequent periods of dejection, which seemed to occur with no obvious cause.
If we can prove that you signed the contract because you were being physically threatened, it will automatically be declared null.
He couldn't believe she'd actually left him for that nullity - a guy with no style, no drive, no personality at all.
In soccer or water polo, a penalty can nullify a goal that has just been made.
He requested an annulment of the marriage from the Church, but his wife claimed that, after 15 years and two children, the idea of annulment was ridiculous.
The U.S. Navy hopes to build an electric armada, a new generation of ships driven by electric power.
Ambassadors from three neighboring countries were trying to arrange an armistice between the warring forces.
The great military rifles known as the Springfield 30.06 and the M1 were developed at the Springfield Armory in Massachusetts.
All of us at the meeting were charmed by the new manager's disarming openness and modesty.
Almost forgotten for years, at 76 he was offered a colorful role in an odd little film, which brought an upsurge in interest in his career.
The Mexican press was fascinated by the armed insurgency's mysterious leader, who wore a mask and went by the name of Subcomandante Marcos.
Counterinsurgents who build trust with the local population will gradually begin to receive useful information.
The country had let down its guard over the summer, and in the fall a resurgent flu virus overwhelmed the public-health system, killing tens of thousands.
Alcohol and drug abuse are found in every stratum of society.
The stratification of the lake in summer keeps oxygen-rich cold water at the bottom, where cold water fish such as trout take refuge.
The soil is the substrate of most seed plants.
A dark bank of stratocumulus clouds was moving in quickly, and in March that usually meant bad weather.
Only in the lateral views did the X-rays reveal an suspicious-looking shadow on the lung.
Instead of working on a set of separate bilateral trade agreements, they propose bringing the countries of the region together to sign a single joint agreement.
Though the army referred to the civilian deaths as "collateral damage," since civilians weren't the intended targets, the incident aroused intense anger among the survivors.
On her desk she kept an equilateral prism, though which every morning the sun would project the colors of the spectrum onto the far wall.
Appendectomy is an emergency procedure, since appendicitis can be fatal if its symptoms are ignored.
Gastrectomy is used to treat holes in the stomach wall, noncancerous tumors, and cancer, but is performed only when other treatments have been rejected.
His daughter's usual doctor thought antibiotics could cure her swollen tonsils, but a specialist recommended tonsillectomy.
She has always dreaded being disfigured by mastectomy, but her talks with the surgeon have calmed her considerably.
Most medical malpractice suits seek compensation for iatrogenic injury.
In the type of bariatric surgery called gastric bypass, part of the stomach is actually stapled off.
We guessed we were now in the hospital's geriatric wing, since all the patients seemed to be elderly.
Like most podiatrists, she spends a lot of time dealing with minor complaints like bunions, ankle sprains, arch pain, and hammertoes.
疯了的绿咬鹃对本书的所有笔记 · · · · · ·
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Unit 25
The writing style in government publications has often been both dry and verbose - a de...
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Unit 26
She's enjoying her new career as a muralist, but it's terribly hard on her when she see...
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Unit 27
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Unit 28
The city's west side is well-off but its east side isn't, so the city's median house pr...
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Unit 29
He had ignored the spider bite for several days, and his doctor was alarmed to see that...
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