英语语法分析

“It’s taking time, without a doubt,” Mr. Shull said.

正如 Shull 先生所言：“毫无疑问，这需要时间。”

A similar phenomenon happens to the planets of our solar system, Shull added.

类似的情况在太阳系的行星中也有发生。

But that gas escapes from Earth into space shortly after the gas's formation, Shull said.

但这些气体产生后立刻就逃离地球进入太空了。