1. A variety of schemes to either block up or sealoff the blowout preventer are in development.
多种封闭或密封防喷装置的方案也在构思之中。
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2. A device used on the outside of the casing of a well to sealoff formations or to protect certain zones.
为封堵地层或保护某些层段在井内套管外面所用的装置。
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3. Spread out the beancurd sheets and spoon in some filling mixture. Roll up and seal off with some beaten egg.
将一片腐皮摊开后舀入适量混合馅料，然后包卷起来，用少许蛋液修口。
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4. MicroRNAs could be used to seal off human cells from disease-causing viruses, or to disable viruses that gain entry.
小分子核糖核酸可以用来封闭人体细胞，使之免受致病病毒的侵扰，或者使病毒丧失侵入细胞的能力。
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5. The scientists discovered the workings of telomerase, an enzyme that produces tiny units of DNA that seal off the tips of chromosomes.
三位科学家发现了端粒的工作机理，这种(酉每)可以产生DNA的微小部分，包裹染色体的顶端。
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6. Field applications show that the slurry can sealoff long open holes of low formation pore pressures and achieve good cementing quality.
现场应用表明，该水泥浆体系解决了桩西油田地层压力低、封固段长和固井质量差的问题。
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7. If the efforts to seal off the leak that was left behind do not succeed soon, the final tally of destruction, if not death, may rise quite quickly.
一旦早已延迟的封堵漏油井的努力未能成功，即使没有人员死亡，那么最终的损失统计数据将可能急速攀升。
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8. On May 5th remotely operated submersibles managed to seal off the smallest of the three leaks, which did not reduce the overall flow, but has simplified matters.
9. First, remote-controlled robot submarines have been deployed to try to seal off the oil well altogether by activating a massive device called a blowout preventer.
首先，他们已经部署了遥控机器人驾驶的潜水艇潜入水下试图通过激活防喷器来关闭油井。
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10. Civil engineering (3%), residential houses (decorative cloth), construction field (high strength and toughness, moisture and water proof and so on), as well as fabrics used to seal off road.
土木工程(3%)，住宅(装潢布)、建筑工地(高强韧性、防湿防水等)，又如道路隔绝水等织物。
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11. Two hydraulic steel gates are raised, so as to seal the gondola off from the water in the canal basin.
两个液压钢制闸门抬高，以将贡多拉与运河盆地里的水隔离开。
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12. If a stable column of mud has been set up in the well, keeping the oil at bay through its sheer weight, the next step would be to set cement in the well and seal it off permanently.
13. These areas are supposed to be sealed off, but sometimes the seal is ineffective.
有时我们认为采空区已封闭了，但可能并未有效封闭。
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14. Not long after setting off, Eliyah spots a grey seal resting on some thick ice. He stops the boat and Tommy jumps out.
出发后不久，艾里亚就看见一头灰色的海豹在一块厚冰上休憩，他停下船来，汤米跃身跳出船去。
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15. In July 2007, Canada launched WTO talks with Belgium and the Netherlands about the two countries' embargo on seal products, but the consultations broke off with no resolution.
2007年7月，就比利时与荷兰的海豹产品禁令，加拿大发起了与两国的WTO谈判，但无果而终。
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16. Dr Salvador Jorgensen, of Stanford University's Hopkins Marine station, found that in winter, sharks leave seal colonies, where they feed all summer, and set off for warmer waters.
17. But few who have experienced the contagion of chaos can argue that any country in Europe can seal itself off from the sometimes violent winds of change blowing through the whole continent.
但很少有经历了这场混乱的蔓延的人可以说欧洲的任何一个国家可以把自己从席卷全洲的风暴中封锁起来。
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18. "Moments later the seal scrambled off and swam to the safety of a nearby ice floe," wrote the scientists.
“片刻以后，海豹匆匆下来，游往附近浮冰的安全处。”科学家们写道。
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19. The incident occurred while the research team was conducting a shark population study off Seal Island, near Mossel Bay, on South Africa's Cape coast.
意外发生时，考察队伍正在南非开普海岸莫塞尔湾海豹岛附近进行鲨鱼种群数量研究。
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20. Wild sarsaparilla, wild oats, Solomon's seal and a host of understory plants die off; grass-like species such as Pennsylvania sedge take over.
野生撒尔沙、野生燕麦、玉竹和大量的林下叶层植物相继死光；宾夕法尼亚莎草之类的草类物种接管了领地。
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21. BP oil company has begun pumping heavy mud into a blown-out well in the Gulf of Mexico in an effort to seal it off permanently.
能源公司BP开始对墨西哥湾破损油井注入大量泥浆，试图永久封堵这口漏油的油井。
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22. Rather than brokering transactions, Alibaba charges suppliers for listing items and for extra promotion, leaving them to seal the transaction off the site.
23. Two rescued Seal pups come together after being released into the wild off the Banks of the River Nene at Sutton Bridge in Lincolnshire, by staff from the RSPCA East Winch rescue centre in Norfolk.
24. When scientists blocked the activity of MEL-28, they discovered that patches of membranes attached themselves to DNA but couldn't seal themselves off into a complete envelope.
