The first important exposition in the United States was held in Philadelphia in 1876.
A、exhibitionA
暫無解析
The fear of smallpox, which terrorized the eighteenth century, has no analogy(likeness) today.
Incalculatingthedailycalorierequirementsforanindividual,variationsinbodysize,physicalactivity,andageshouldbetakenintoaccount.
The economy of Dallas, Texas, is strong and diversified .
The megaphone(microphone) makes the voice sound louder because it points sound waves in one direction and keeps them from spreading out in all directions.
Whencarbonisaddedtoironintheproperproportions,theresultissteel.
