Emissions from coal and oil burning power stations are blamed mostly, but Britain insists the case against acid rain in general and its contribution in particular is far from proven.请教老师,本句如何翻译,尤其是红色部分。谢谢老师。
He tells her not to expect him certainly by the return coach, nor to be alarmed should he remain gone three or four days.should he remain gone three or four days 这是是倒装句式吗,为什么在这里用倒装?