这座城市有一个音乐厅和两个剧院。这两个剧院都是在20世纪50年代建成的。

The town has a concert hall and two theatres. The latter were both built in the 1950s.

《牛津词典》

两个氢原子和一个氧原子结合组成一个水分子。

Two atoms of hydrogen combine with one atom of oxygen to form a molecule of water.

《牛津词典》

水分子由两个氢原子和一个氧原子构成。

A molecule of water consists of two atoms of hydrogen and one atom of oxygen.

《牛津词典》

So I think that is one of those place where nature and the notion of God come together.

我想应该有一个点,自然和上帝这两个概念在这点汇合。

普林斯顿公开课 - 人性课程节选

So we have system insulated from the outside world, and we have two bulbs.

我们有一个与环境隔绝的系统，和两个腔体。

麻省理工公开课 - 热力学与动力学课程节选

So in terms of the first step of skeletal structure, this is actually going to be easier because we don't have a central atom, we just have carbon and nitrogen here.

对于第一步画出骨架，其实比刚才更容易,因为我们没有一个中心原子，我们这里只有碳和氮两个原子。

麻省理工公开课 - 化学原理课程节选