through which high-speed passenger trains can travel at speeds of up to 200 kilometers per hour... through which high-speed passenger trains can travel at speeds of up to 200 kilometers per hour.  ……

! It is very fast and quite physical (需要体力的). The ball can travel at speeds of up to 90 kilometers per ……

physical. The ball can travel at speeds of up to 90 kilometers per hour!And it’s got a net, like tennis ……

physical. The ball can travel at speeds of up to 90 kilometers per hour!And it’s got a net, like tennis ……

by NASA to test speeds fromMach(马赫) 7 up to Mach 10 (7 to 10 times the speed of sound, whichvaries(变化) with temperature and altitude). The unpiloted plane can travel so fast due to the introduction ……

Hair growsslowest at night. It speeds up in the morning, slows in the afternoon, and grows faster again in the evening. Hair grows faster in summer than in winter. ……

Hair grows slowest at night. It speeds up in the morning, slows in the afternoon, and grows faster again in the evening. Hair grows faster in summer than in winter. ……

THE pace of urban life speeds up exponentially in relation to population growth, says a recent... gathered statistics over the past century from a dozen of cities. They found that walking speeds, gas ……

, with the introduction of newbullet train("子弹头"列车) services last week.The new D-type trains can run at speeds of 200...的) speed of Z-types and T-types.Mainly used to connect big cities, the new trains help cut travel times ……

ordering the food by a tablet (平板电脑), you’ll get to watch your dishes travel up and down, and round... specially designed one. Food is delivered (送达) at speeds between 5 and 19 km per hour from ……

the prices.Li Ze: People buy tickets at higher prices because new bullet trains travel faster and provide better services. The most important thing is that faster speeds need some advanced technologies ……

for four times since 1997. And this time, on April 18, trains will travel at speeds of 160... speeds of up to 300 kph. ……

with five vehicles. Although the vehicles will use sensors to travel on roads at speeds of up to 50 miles...) basis until 2025 with five vehicles. Although the vehicles will use sensors to travel on roads at speeds ……

6. __________.* 7. __________ support: China speeds up investment projects, helps cultural businesses, and develops 8. __________.* 7. __________ support: China speeds up investment projects, helps ……

below the ocean’s surface and easily travel long distances at high speeds. If we can find a way...It may not be possible to stop a tsunami’s (海啸的) huge wall of water, but scientists have come up ……