A fine remedy for our anxieties over our low status in society may be to travel—whether literally or figuratively, by viewing works of art—through the gigantic spaces of the world.
The only person you should try to be better than is the person you were yesterday.
燃气发动机是所有热机中最完美的，因为它结合了蒸汽机和内燃机的优点。
过去并非静止，它随着我们的理解而演变。