are brought from somewhere over land, or sea or through the air. Automobiles and trains travel across the land, ships on the sea, and planes fly through the air. So, when we travel we have lots of choices ……

to place on the sea and rarely (极少地) go on land. Everything they need comes from the sea, according... on land. Everything they need comes from the sea, according to the BBC. The Bajau people ……

meters under the sea. Each can hold 2,000 liters (公升) of air. Scientists grow over 100 different kinds...水下农场：海底种菜不是梦水下农场：海底种菜不是梦We grow vegetables on land and in space. How about underwater? Look at Nemo ……

PLANTS need sunlight to grow. What about the plants in the ocean? Many live only near the sea surface (表面). Some grow at the bottom of the sea. Land plants have roots. Ocean plants without roots1 ……

the sea surface (海面). Some grow at the bottom (底部) of the sea. Land plants have roots (根). Ocean plants without (没有) roots drift1. Some hold on to the sea floor. Giant kelp疯狂生长的海带Seaweed (海藻) is the main ……

have been living on houseboats, traveling from place to place on the sea and only going on land...拥有天生“潜水氧气瓶”的“海上吉卜赛人”。There is a group of people known as the “sea gypsies” who live in the waters ……

who need to spend a long time at sea? They share their fun stories from sea voyages (航行) in an... at sea? They share their fun stories from sea voyages (航行) in an interview with CCTV News. Buckle ……

中国海军70周年：和平之师扬帆远航。It was a huge fleet (舰队) – destroyers (驱逐舰) sailed on the sea; submarines (潜艇... (利益) and helps with global peacekeeping.Over the last 70 years, the PLA Navy has taken part in more ……

owned properties being damaged. The research obtained measurements of sinking land, sea level rise... millimeters per year. While this number may seem small, over time, combined with sea level rise ……

, the less dense land plate floats over the ocean one. The ocean floor gets pushed under, and its... evaporates from the surface of the sea but the salt remains. Have you ever thought about whether the seas ……

) over the past 35 years. The data was recorded in the areas where the Arctic sea ice breaks up... Laidre told the NASA. “They are able to exist on land for part of the year, but the sea ice is where ……

volcanoesThe sea floor has a colorful landscape mirroring the land. *Plateaus, plains, valleys, rolling....Submarine cablesUnderwater cables are laid on the sea bed between land-based stations to carry ……

. Green grass is a blanket over the land. The South China Sea is like a blue diamond. White... the land. The South China Sea is like a blue diamond. White warships sail on the sea ……

live in the North Atlantic (北大西洋). They can live for as long as 272 years. Some can even live over... in the sea. There was one called Ming. It was born in the Ming Dynasty (明代). It died when it was 507 ……

ships in the Arabian sea, had taken over an airstrip near Kandahar in "a classic airport seizure... to Afghanistan, military observers the world over sensed the beginning of the endgame on Monday ……