宇宙通鉴英文版上部第三回第三节(11)_

Can't find the palace door? It is strange. First holy emperor instructions to find a place to land and ready to walk to search into the door of the palace.

The creator was extracting energy from flying saucers to supply their high-tech equipment. Suddenly she found a strange thing!

Holy emperor asked: \"what happened?\"

The antimatter engine was out of order because the bound antimatter had escaped in time travel. Aircraft are now using alternate energy.\"

\"Antimatter is hard to find\" the holy emperor said. Let's save energy. Start with our treasure hunt.\"

And the creator said \"well ok now the backup power of the spacecraft is 90 percent.\"

After a few steps on the surface of Venus they found that the air pollution here is really bad. The PM2.5 value reached 6338! PM2.5 can indicate the air quality level with 35 being excellent 75-115 being light pollution 150-250 being heavy pollution and above 250 being serious pollution.