过去是一个异国;他们在那里做事的方式不同。
"Home is not where you are from, it is where you belong."
我们都是深时的产物。
追求物理学的统一理论不仅仅是一项学术活动;它是理解现实本质的旅程。
The food issue is not only an economic issue, but also a political one, related to the long-term stability of the country.