The past is a living thing.
过去是活生生的。
我们必须投资于不仅能提高效率而且能减少环境影响的技术。
The most important property of a program is whether it accomplishes the intention of its user.
艺术不是你看到的,而是你让别人看到的。
The language of mathematics is universal, transcending cultural and linguistic barriers.