Amphibious vehicles, those that can move on both land and water, have been in use for a number of years, but while most of them were fairly fast on land, they moved quite slowly when they were functioning as boats. The only truly amphibious vehicle that can move with equal ease on both...
Sheikh Hamad Bin Hamdan Al Nahyan is a billionaire member of the Emirati Royal family who is famous for his love for off-road vehicles and wild automotive creations. In the 1990s, he earned the nicknameRainbow Sheikhfor famously buying a fleet of Mercedes in every color of the rainbow as a...
"Hovercraft" refers to an amphibious version of a more general air cushion class of vehicles, sometimes called ground effect machines. Hovercrafts are machines which slide along the surface of the ground or a body of water while balancing on top of an air cushioned bubble. The air bubble is...
听力原文: Objects that are vibrating make sounds.Rhythmic sound vibrations produce sound waves which travel in every direction.The frequency of a sound is the number of waves that pass a given point each second.The more rapidly an object vibrates,the greater the frequency of sound it makes.Fre...
Of course we have to make a noise. If we didn’t, the kids wouldn’t know we were there, would you And then they wouldn’t get their ice-creams. I mean, we have to make a living, don’t we Besides, everyone knows our jingle and they love it. It is one of the most popular...