威尼斯在海上，人们用船，而不是自行车或公共汽车来运输。
Venice is on the sea, and people use boats, not bicycles or buses for transport.
一些人在海上旅行时喜欢用漂流瓶发送信息。
Some people enjoy sending out their messages in bottles when they travel on the sea.
他们在海上表现得非常出色。
但如今许多海豚在海上被捕捉，海豚越来越少了。
But today many dolphins are caught at sea, so less and less dolphins could be seen.
它们的视力比人类好，而且经过训练，能够辨认出在海上的失踪者穿着的橙色救生衣。
They have better eyesight than human and have been trained to spot orange life jackets of people lost at sea.
他是一个老人，独自在海上的一条小船上钓鱼。至今出海84天了，他一条鱼也没钓到。
He was an old man who fished alone in a small boat on the sea and he had gone eighty-four days now without taking a fish.
在海上，英语是一种国际交流的语言。
At sea English is the international language of communication.
这艘船最终将被拖出港口，在海上焚毁。
The ship will finally be pulled out of the port and burned at sea.
几个世纪后的唐宋元时期，中国的杜环、意大利的马可·波罗等伟大冒险家在海上和陆上的古老丝绸之路上留下了足迹。
Centuries later, in the years of Tang, Song and Yuan Dynasties, such silk routes, both over land and at sea, great adventurers, including Du Huan of China, Marco Polo of Italy, left their footprints along these ancient routes.
另一些人因为他们的水上摩托车失灵或在远离海岸的地方沉没而被困在海上。
Others have been stranded at the sea when their scooters either failed or sank far from shore.
在海上进行商业扩张所消耗的投资规模之大，反映了这种东西向贸易所能创造的巨大利润。
The sheer scale of the investment it took to begin commercial expansion at sea reflects the immensity of the profits that such East-West trade could create.
我们会把当天捕获的鱼放到一艘漂浮的加工船里，再在船上清洗、包装和冷冻那些鱼，这些全都在海上完成。
We'd bring in the day's catch to a floating processor boat where the fish got cleaned, packaged and frozen right at sea.
在该世纪后期，科学家和技术人员开始研究烟花的实际用途，比如利用烟花帮助水手确定他们在海上的位置。
Later in the century scientists and technicians started to look at the practical purposes for which fireworks might be employed, such as using rockets to help sailors establish their position at sea.
中越勘测船在海上发生过冲突。
There have been maritime incidents between Chinese and Vietnamese survey boats.
其中有两套系统安装在海上。
日本则在海上养殖藻类，以吸收空气中的二氧化碳。
In Japan, algae is farmed at sea where it absorbs carbon from the air.
渔船慢慢穿过沼泽草地，这就像是在海上航行一样美妙。
And through all of that the fishing boats... meandering through the marsh grass, captain of the sea.
受限制的是每艘船每月可以在海上逗留的天数。
Limits used to be placed on the number of days per month a boat could spend at sea.
图为参加演习的中国新型潜艇正在海上快速机动。
The picture shows part in the exercise of the new Chinese submarines at sea are rapidly mobilized.
当船航行在海上时，船员们每天四餐，其他时间则每日三餐。
When the ship is at sea, they have four meals a day; otherwise, they have three meals a day.
我随着残骸在海上漂泊的时候，真的以为只有我一个人掉出了机舱。
In the sea, on my piece of debris, I had really believed I was the only one to fall out of the plane.
许多海军基地座落在海上，而在那里，海洋能源到处都是。
A lot of navy and Marine Corps bases are located on the water and ocean energy is there all the time.
现在我们确知美国和英国航母正停留在海上帮助他们打仗。
What is now established is that American and British aircraft carriers were off the shores of the enemy helping his war effort.
以色列舰艇将部署在海上以确保这艘船驶往埃及，不会改变航道驶往加沙。
Israeli gunboats will be deployed at sea to make sure that the ship heads for Egypt and does not change course for Gaza.
它们需要在海上与海盗们抗争，而在陆地上又要与武装组织战斗。
It has to contend with pirates at sea and armed groups on land.
其实不论是种在海上还是陆地上，海藻最大的问题是如何才能获得足够的量。
The main problem with algae, whether grown on land or sea, is how to get enough of it.
他说，普遍误解这些碎片像一个垫子一样飘在海上，能在上面行走。
"It's a common misconception it's like one mat that you could walk on," he said.
他说，普遍误解这些碎片像一个垫子一样飘在海上，能在上面行走。
"It's a common misconception it's like one mat that you could walk on," he said.
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