英语语法分析

The methane concentration nearly doubled, for example, between the peak of the penultimate glacial period and the following interglacial period.

例如，在倒数第二个冰期的高峰和接下来的间冰期之间，甲烷浓度几乎增加了一倍。

On the penultimate day, we stopped at Khabarovsk.

到达终点的前一天，我们在哈巴罗夫斯克停留。

The penultimate step is to generate the linuxrc file.

倒数第二个步骤是生成linuxrc文件。