is gradually

基本解释

The old book is gradually disintegrating with age.
这本旧书因长年翻阅正在逐渐破损。
They are not destroying anything, but reacting to how the system is gradually destroying itself.
他们不是在摧毁一切，而是对体系如何逐渐地摧毁其自身做出回应。
It is gradually slowing down and factors such as disruptions in the Earth's core, extreme weather, volcanic eruptions and earthquakes can all influence the precise length of the astronomical day.
地球的自转正在逐渐的慢下来，而像地核分裂、极端天气、火山爆发、地震发生等事件都会影响天文日的确切长度。

The Commander of the U.S. Southern Command, Air Force General Douglas Fraser, says the military is gradually increasing its capacity to deliver assistance to the millions of people affected by the earthquake.
Instead, what they do is they bounce all around doing different things and gradually get better and better at it.
相反，它们来回乱窜，做各种尝试,然后逐渐对于从迷笼中逃脱变得熟练。
耶鲁公开课 - 心理学导论课程节选
So we can tell that the gospels start off with oral tradition that's being passed around,different sayings and stories about Jesus. And then,gradually, but only about 40 years after the death of Jesus, the Gospel of Mark is in the year 70.
所以福音一开始以口述传统,进行传播，其中包括关于耶稣的,各种言论和故事，然后逐渐地，在耶稣受难大概40年后，马可福音写于主后70年。
耶鲁公开课 - 新约课程节选

Citing foreign threats, the state is gradually increasing its control over many areas of Iranians' lives.
ECONOMIST: Politics in Iran