对__的普遍解释是__

2.It is by now generally accepted that __

现在人们普遍认为__

3.A popular explanation is that __

一个流行的解释是__

4.As it is not generally agreed that __

由于人们普遍认为__

5.These are very small and difficult to observe.

它们很小，很难观察到。

6.It is important to highlight the fact that __

重要的是要强调__这一事实。