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。

"The past is never dead. It's not even past."

"I want to capture on the page not just the facts, but the soul of the people."

An adequate bootstrap is a contradiction in terms.

一个民族的记忆是其最具争议的领土。

Collaboration across industries is key to solving the world's deforestation challenges.