1.The required amount was to increase over time.
over time 隨著時間的過去;超時
I think I only began to grasp its significance over time, gradually.
我想我只是隨著時間的推移才逐步理解這意義的 。
Over time, the technology is diffused and adopted by other countries.
久而久之,這項技術傳播到了其他國家并得到利用 。