病毒的復(fù)雜性提醒我們，關(guān)于生物學(xué)我們還有很多需要學(xué)習(xí)。
The wise draw inspiration from the order of the natural world to guide their individual lives.
All violence is the illustration of a pathetic stereotype.
The gratitude of every home in our Union goes out to the brave men who have fought and died in the service of our country.