About 75% of all volcanoes (火山) are underwater (在水下). ……

Ninety percent of an iceberg (冰山) is underwater (在水下). ……

in line at the hospital. Yang Zixuan, 16: In 30 years, there will be underwater houses. They will be able to travel underwater and take people wherever they want to go, like a submarine (潜水艇). The walls ……

, there will be underwater houses. They will be able to travel underwater and take people wherever they want... will be able to see fish swimming and colorful coral and plants dancing in the water. It will be amazing! ……

Good news for swimmers! Do you want to talk with friends underwater(在水下)? Get a Water Talky like this. ……

with aquatics, with a focus on synchronized swimming.Synchronized swimmingOften described as "dancing... elements like strength, flexibility, grace, artistry and long underwater endurance.HistorySynchronized ……

are not necessarily pleasing to our untrained ears." Thank you. (Chair dancing at 'Mama Mia', P10, May... sentence is right? "This machine has been specially adapted for underwater use." "This machine has been ……

Breathe underwater with this mask:Does this mask look strange? Japanese scientist Jun Kamei..., allowing humans to breathe underwater. It does not supply enough oxygen for humans yet, but Jun hopes ……

助人为乐的黄貂鱼助人为乐的黄貂鱼This helpful stingray likes to show you around the underwater world.  PAGE 2This helpful stingray likes to show you around the underwater world.  PAGE 2 ……

ICProfessor Joseph Dituri (R) from University of South Florida, US, is spending 100 days underwater for scientific research from March to June. He wants to study how underwater pressure (压力) affects ……

瑞士一家汽车公司发明了一款新车。It goes on roads and underwater. ……

through underwater caves, and sword fight a 17th century knight. You’ll need to lean and twist your... (Kinect): The game involves picking a song from an extensive playlist and dancing ……

On average, people canhold their breath(憋气) for one minute. The world record is held by Tom Sietas of Germany. He held his breath underwater for 8 minutes, 47 seconds! ……

On average, people can hold theirbreath(憋气) for one minute. The world record is held by Tom Sietas of Germany. He held his breath underwater for 8 minutes, 47 seconds! ……

北极熊吹泡泡A POLAR bear is blowing (吹) a bubble. And he is doing it underwater! A doctor took the photo of the bear at a German zoo. Could you blow a bubble this big? ……