A CSAC clock continues to function when GPS signals are blocked, making it incredibly useful deep underground or underwater.
这样芯片大小的原子钟即使在全球定位系统被阻断的情况下也能继续使用，如此这般，原子表在深入地下或水中时尤其有用。
With provision of submersibles, to train pilots for underwater vehicle. Provide professional training services to vehicle's owners or somebody interested in underwater operation.
在提供潜水器产品的同时，培训潜水器操作驾驶人员，为潜水器业主或者有志于水下操作驾驶的个人提供专业的培训服务。
For another thing, the experiments suggest aragonite allows the chitons to see equally well in air or underwater, something that's probably useful as tides ebb around the mollusks.
另外，实验还显示，碳酸钙眼睛允许石鳖在水中和空气中达到相同的视力，这可能有助于它们适应潮汐变化。
The skull is cetacean-like but its jawbones lack the enlarged space that is filled with fat or oil and used for receiving underwater sound in modern whales.
它的头骨与鲸类相似，但它的下颚骨没有现代鲸鱼用来接收水下声音的、充满脂肪或油脂的扩充空间。
The seal's longer excursions underwater, during which it appears to be either exploring distant routes or evading a predator, do evoke the diving response seen in the laboratory.
海豹在水下更长时间地遨游，在这段时间里，它似乎是在探索遥远的路线，或是在躲避捕食者，这确实能唤起我们在实验室里看到的潜水反应。
Heedless of time or any other consideration, they began to search the underwater cave.
他们根本没考虑时间或任何其他因素就开始寻找水下洞穴了。
Embark on underwater adventures or, even better, do nothing at all.
进行水下冒险，或更好的，什么都不做。
Tasks for volunteers may include underwater surveys of coral reefs in the Philippines, diving with whale sharks in Honduras or helping with dolphin conservation in Florida.
志愿者的任务可能包括菲律宾水下珊瑚礁考察，伴游洪都拉斯的鲸鲨，或是帮助保护佛罗里达州的海豚。
Two-headed monsters or the ability to breathe underwater rarely come up when I'm sleeping.
双头怪物或者能在水下呼吸之类的，从来就没有在我的梦中发生过。
Rinehart said remotely operated underwater vehicles monitoring the sea floor around the well have so far revealed no evidence of oil or natural gas leaks.
瑞恩哈特说，经由遥控在油井周围观测海底的水下载具到目前为止还没有显示石油或天然气泄露的迹象。
Others may be forced to sell or rent property at a deep discount, winding up underwater, like some American homeowners.
一些开发商可能就像一些美国房主，被迫以更低的价格卖出或者出租，或停业结算。
IN the summer of 1997, an array of underwater microphones, or hydrophones 【 1 】, owned by the US government picked up a strange sound.
1997年的夏天，美国拥有的大量的水下麦克风，或水听器，检测到一种奇怪的声音。
When large quakes occur underwater, the seafloor may heave or sink.
如果大地震发生在水下，海底有的地方上抬，有的地方下沉。
Doherty says: "There is no underwater generator, power electronics or gearbox underwater to go wrong."
道尔蒂说：“没有水下发电机、电力电子系统、水下齿轮箱会坏。”
But if only we could breathe underwater just by putting on a blue shirt or make ourselves fireproof by rocking a red one.
我们只要穿上蓝色衬衣就能在水下呼吸，或者穿着红色衬衣就能防火。
These curious and happy seals gather around airholes, which they use to take in air after hunting or playing underwater.
在水下捕食或者玩耍的时候，这些奇怪而又看起来很开心的海豹会聚集在冰层的破洞附近，以便探出头去喘口气。
Doctors know that it's not unusual for drowning victims-especially ones who have been underwater for about 20 minutes or less, as Ostrander was-to survive and fully recover.
医生们都知道对于一个溺水者，特别是在水下的时间少于20分钟的时候，就像Ostrander这样的情况，幸存下来并完全康复并不少见。
They look like actors dancing or flying on an underwater stage.
他们就像是一群演员，正在一个水下舞台上起舞飞翔。
Usually just their big nostrils appeared for a gulp of air as they foraged on sea grasses or swam slowly to greener underwater pastures.
一般，它们一边用大鼻孔大口吸气，一边觅食海草，或者慢慢地游向海底更嫩绿的草场。
Underwater methane releases have occurred in geologic history, sometimes as big burps of gas and sometimes as seeps lasting hundreds or thousands of years, Kessler said.
凯瑟勒表示，在地质学历史上水下的甲烷释放曾发生过，有时是喷发，有时是千万年地丝丝泄漏。
Or the great blue hole, an underwater sinkhole off the coast of Belize.
或者这个巨大的蓝色坑洞，伯利兹海岸一个水下天坑。
Aircraft use lift from their wings to stay aloft, while submarines operate like underwater balloons, adjusting their buoyancy to sink or rise.
飞行器利用机翼上下两面的压力差形成提升力以平稳的在空中飞行，而潜艇在原理上形同海下的热气球，通过调节自身浮力或升或降。
At some point or another, most divers have thought about learning how to shoot underwater photography.
在许多地方，有许多潜水人士曾想过如何学习在水下拍摄。
More or less the whole story of Finding Nemo takes place in an underwater world.
Finding Nemo这个故事或多或少的发生在海底世界中。
The Bohai Strait tunnel or Dalian-Yantai tunnel project proposes the construction of an underwater tunnel to connect Dalian on the Liaodong Peninsula to Yantai on the Shandong Peninsula.
渤海海峡跨海通道或大连-烟台隧道工程提出了一个海底隧道的建设，以连接大连的辽东半岛到烟台的山东半岛。
Swimming will likely be significantly slower than walking or running and be used to explore underwater ruins and ship wrecks.
游泳将比步行或跑步明显的慢，而且会被用做探险水下废墟或沉船。
Jacques was the inventor of SCUBA, or self contained underwater breathing apparatus, and a pioneer in nature documentary filmmaking.
Jacques发明了便携式水下呼吸器(SCUBA,selfcontainedunderwaterbreathingapparatus，)，他还是拍摄自然纪录片的先驱。
Jacques was the inventor of SCUBA, or self contained underwater breathing apparatus, and a pioneer in nature documentary filmmaking.
Jacques发明了便携式水下呼吸器(SCUBA,selfcontainedunderwaterbreathingapparatus，)，他还是拍摄自然纪录片的先驱。
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